show fras
To display notification that the Frame Relay access support (FRAS) dial backup over data-link switching plus (DLSw+) feature is active, information about the connection state in FRAS, and information about current boundary network node, boundary access node (BAN), and dial backup, use the show fras command in privileged EXEC mode.
show fras
Syntax Description
This command has no arguments or keywords.
Command Modes
Privileged EXEC
Command History
|
|
11.1 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show fras command:
Boundary Network Node (BNN):
Type Destination Int LSap RSap Role State
fr 4 4 S ls_reset (Backup is enabled)
llc 0000.f63a.2f50 To0 4 4 P ls_contacted
Table 71 describes the significant fields shown in the display.
Table 71 show fras Field Descriptions
|
|
Type |
Connection type. The display example shows Logical Link Control (LLC) and Frame Relay. |
Destination |
Destination MAC address from the perspective of the Cisco IOS software. |
Int |
Interface on which the connection resides. |
LSap |
Local service access point (SAP) value. |
RSap |
Remote SAP value. |
Role |
Local link station role; P means primary and S means secondary. |
State |
Link station protocol machine state. This value may be one of the following states: •ls_reset—Initial state. •ls_RqOpnStnSent—TEST frame sent; request to open a connection endpoint. •ls_ExchgXid—exchange identification (XID) negotiation taking place. •ls_ConnRqSent—Set Asynchronous Balanced Mode Extended (SABME) sent (connecting side). •ls_SigStnWait—Waiting for signal to clean up the congestion and respond to polling with an Receiver Not Ready (RNR). •ls_ConnRspWait—Wait for the other connection endpoint to bring up the link. •ls_ConnRspSent—A unnumbered acknowledgement (UA) has been sent and the router is waiting for a Receive Ready (RR) to clear up the flow. •ls_Contacted—Everything is connected •ls_DiscWait—Wait for acknowledge to disconnect request. |
Backup is enabled |
Notification displayed when the FRAS dial backup feature is configured. |
show fras map
To display the mapping and connection state of Frame Relay access support (FRAS), use the show fras map command in privileged EXEC mode.
show fras map
Syntax Description
This command has no arguments or keywords.
Command Modes
Privileged EXEC
Command History
|
|
10.3 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show fras map command:
Type Destination Int LSap RSap Role State
tr 0800.5a8f.8802 tr0 4 4 P ls_contacted
fr 200 s0 4 4 S ls_contacted
Table 72 describes the significant fields shown in the display.
Table 72 show fras map Field Descriptions
|
|
Type |
Connection type. The display example shows Logical Link Control (LLC) and Frame Relay. |
Destination |
Destination MAC address from the perspective of the Cisco IOS software. |
Int |
Interface on which the connection resides. |
LSap |
Local service access point (SAP) value. |
RSap |
Remote SAP value. |
Role |
Local link station role; P means primary and S means secondary. |
State |
Connection type. The display example shows Logical Link Control (LLC) and Frame Relay. |
show fras-host
To display the status of Logical Link Control, type 2 (LLC2) sessions using the Frame Relay access support (FRAS) Host feature, use the show fras-host command in user EXEC or privileged EXEC mode.
show fras-host [interface] [dlci dlci-num] [detail]
Syntax Description
interface |
(Optional) Only display LLC2 sessions from a specified Frame Relay interface or subinterface. |
dlci dlci-number |
(Optional) Only display LLC2 sessions from a specified data-link connection identifier (DLCI). |
detail |
(Optional) Display additional information such as the Routing Information Field (RIF)s and statistics associated with the LLC2 sessions. |
Command Modes
User EXEC
Privileged EXEC
Command History
|
|
11.2 F |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show fras-host command:
Number of Active Control Blocks = 2
Number of Available Control Blocks in Pool = 126
Port DLCI Type FrRsap FrLSap HostSap VMac HostMac
Se0 16 BNN 04 08 04 4000.ABBA.001E 4000.3000.2000
Se1 37 BAN 04 04 04 4000.0223.0019 4000.3000.2000
Table 73 describes the significant fields shown in the display.
Table 73 show fras-host Field Descriptions
|
|
Port |
Frame Relay interface or subinterface associated with this LLC2 session. |
DLCI |
DLCI number associated with this LLC2 session |
Type |
FRAS encapsulation type associated with this LLC2 session |
FrRsap |
Frame Relay Remote LLC2 service access point (SAP) associated with this LLC2 session. This SAP is the source sap on LLC2 frames sent by the remote Frame Relay access device (FRAD). |
FrLSap |
Frame Relay Local LLC2 SAP associated with this LLC2 session. This SAP is the destination SAP on LLC2 frames sent by the remote FRAD. |
HostSap |
Destination SAP on LLC2 frames sent to the Channel Interface Processor (CIP) or LAN-attached AS/400. This SAP is identical to FrLsap unless the hsap keyword is specified on the fras-host bnn command. |
VMac |
MAC address associated with the remote FRAD for this LLC2 session. |
HostMac |
MAC address associated with the host for this LLC2 session. |
Related Commands
|
|
fras-host ban |
Enables the FRAS Host function for BAN. |
fras-host bnn |
Enables the FRAS Host function for boundary network node. |
fras-host dlsw-local-ack |
Enables LLC2 local termination for FRAS Host connections using the virtual Token Ring. |
show interfaces channel
To display information about the Cisco Mainframe Channel Connection (CMCC) adapter interfaces, use the show interfaces channel command in privileged EXEC mode. This command displays information that is specific to the interface hardware. The information displayed is generally useful for diagnostic tasks performed by technical support personnel only.
show interfaces channel slot/port [accounting]
Syntax Description
slot |
Slot number. |
port |
Port number. |
accounting |
(Optional) Displays interface accounting information. |
Command Modes
Privileged EXEC
Command History
|
|
10.2 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show interfaces channel command:
Router# show interfaces channel 3/0
Channel3/0 is up, line protocol is up
Hardware is cxBus IBM Channel
Internet address is 10.92.1.145, subnet mask is 255.255.255.248
MTU 4096 bytes, BW 0 Kb, DLY 0 usec, rely 255/255, load 1/255
Encapsulation CHANNEL, loopback not set, keepalive not set
Data transfer rate 12 Mbytes Number of subchannels 1
Last input never, output never, output hang never
Last clearing of "show interface" counters 0:00:04
Output queue 0/0, 0 drops; input queue 0/75, 0 drops
Five minute input rate 0 bits/sec, 0 packets/sec
Five minute output rate 0 bits/sec, 0 packets/sec
0 packets input, 0 bytes, 0 no buffer
Received 0 broadcasts, 0 runts, 0 giants
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
0 packets output, 0 bytes, 0 underruns
0 output errors, 0 collisions, 0 interface resets, 0 restarts
Table 74 describes the fields shown in the display.
Table 74 show interfaces channel Field Descriptions
|
|
Channel... is up |
Indicates whether the interface hardware is active (whether synchronization is achieved on an ESCON channel, or whether operational out is enabled on a parallel channel) and whether it has been taken down by an administrator. |
line protocol is up |
Indicates whether the software processes that handle the line protocol "think" the line is usable (that is, whether keepalives are successful). |
Hardware is |
Hardware type. |
Internet address is |
IP address and subnet mask. |
MTU |
Maximum transmission unit of the interface. |
BW |
Bandwidth of the interface in kilobits per second. |
DLY |
Delay of the interface in microseconds. |
rely |
Reliability of the interface as a fraction of 255 (255/255 is 100 percent reliability), calculated as an exponential average over 5 minutes. |
load |
Load on the interface as a fraction of 255 (255/255 is completely saturated), calculated as an exponential average over 5 minutes. The calculation uses the value from the bandwidth interface configuration command. |
Encapsulation |
Encapsulation method assigned to interface. |
loopback |
Indicates whether loopbacks are set. |
keepalive |
Indicates whether keepalives are set. |
daughter card |
Type of adapter card. |
Data transfer rate |
Rate of data transfer. |
Number of subchannels |
Number of subchannels. |
Last input |
Number of hours, minutes, and seconds since the last packet was successfully received by an interface. Useful for knowing when a dead interface first failed. This counter is updated only when packets are process switched, not when packets are fast switched. |
Last output |
Number of hours, minutes, and seconds since the last packet was successfully sent by an interface. This counter is updated only when packets are process switched, not when packets are fast switched. |
output hang |
Number of hours, minutes, and seconds (or never) since the interface was last reset because of data that took too long to send. When the number of hours in any of the "last" fields exceeds 24 hours, the number of days and hours is printed. If that field overflows, asterisks are printed. |
Last clearing |
The time at which the counters that measure cumulative statistics (such as number of bytes sent and received) shown in this report were last reset to zero. Note that variables that might affect routing (for example, load and reliability) are not cleared when the counters are cleared. These asterisks (***) indicate the elapsed time is too large to be displayed; 0:00:00 indicates the counters were cleared more than 231ms (and less than 232ms) ago. |
Output queue, drops input queue, drops |
Number of packets in output and input queues. Each number is followed by a slash, the maximum size of the queue, and the number of packets dropped due to a full queue. |
Five minute input rate, Five minute output rate |
Average number of bits and packets sent per second in the last five minutes. |
packets input |
Total number of error-free packets received by the system. |
bytes input |
Total number of bytes, including data and MAC encapsulation, in the error-free packets received by the system. |
no buffer |
Number of received packets discarded because there was no buffer space in the main system. Compare with ignored count. Broadcast storms on Ethernets and bursts of noise on serial lines are often responsible for no input buffer events. |
broadcasts |
Total number of broadcast or multicast packets received by the interface. |
runts |
Number of packets that are discarded because they are smaller than the medium's minimum packet size. |
giants |
Number of packets that are discarded because they exceed the medium's maximum packet size. |
input errors |
Total number of buffer, runts, giants, cyclic redundancy checks (CRC), frame, overrun, ignored, and abort counts. Other input-related errors can also increment the count, so that this sum may not balance with the other counts. |
CRC |
Number of code violation errors seen on the ESCON interface, where a received transmission character is recognized as invalid. On a parallel interface, the number of parity errors seen. |
frame |
Number of received packets having an incorrect CRC error and a noninteger number of octets. This value is always 0. |
overrun |
Number of times the serial receiver hardware was unable to hand received data to a hardware buffer because the input rate exceeded the receiver's ability to handle the data. This value is always 0. |
ignored |
Number of received packets ignored by the interface because the interface hardware ran low on internal buffers. These buffers are different than the system buffers mentioned previously in the "no buffer" description. Broadcast storms and bursts of noise can cause the ignored count to be increased. |
abort |
Illegal sequence of one bits on a serial interface. This usually indicates a clocking problem between the serial interface and the data-link equipment. This value is always 0. |
packets output |
Total number of messages sent by the system. |
bytes |
Total number of bytes, including data and MAC encapsulation, sent by the system. |
underruns |
Sum of all errors that prevented the final sending of datagrams out of the interface being examined. Note that this may not balance with the sum of the enumerated output errors, because some datagrams may have more than one error, and others may have errors that do not fall into any of the specifically tabulated categories. |
output errors |
Number of output errors. |
collisions |
Number of collisions detected. This value is always 0. |
interface resets |
Number of times an interface has been completely reset. This can happen if packets queued for sending were not sent within several seconds. On a serial line, this can be caused by a malfunctioning modem that is not supplying the send clock signal, or by a cable problem. If the system notices that the carrier detect line of a serial interface is up, but the line protocol is down, it periodically resets the interface in an effort to restart it. Interface resets can also occur when an interface is looped back or shut down. On the CMCC adapter, this may occur if the host software is not requesting data. |
restarts |
Number of times the controller was restarted because of errors. |
show interfaces crb
To display the configuration for each interface that has been configured for routing or bridging, use the show interfaces crb command in privileged EXEC mode.
show interfaces crb
Syntax Description
This command has no arguments or keywords.
Command Modes
Privileged EXEC
Command History
|
|
11.0 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show interfaces crb command:
Router# show interfaces crb
Routed protocols on Ethernet0/0:
appletalk decnet ip novell
Routed protocols on Ethernet0/1:
appletalk decnet ip novell
Routed protocols on Ethernet0/2:
Bridged protocols on Ethernet0/2:
Software MAC address filter on Ethernet0/2
Hash Len Address Matches Act Type
0x00: 0 ffff.ffff.ffff 0 RCV Physical broadcast
0x00: 1 ffff.ffff.ffff 0 RCV Appletalk zone
0x2A: 0 0900.2b01.0001 0 RCV DEC spanning tree
0x49: 0 0000.0c36.7a45 0 RCV Interface MAC address
0xc0: 0 0100.0ccc.cccc 20 RCV CDP
0xc2: 0 0180.c200.0000 0 RCV IEEE spanning tree
0xF8: 0 0900.07ff.ffff 0 RCV Appletalk broadcast
Routed protocols on Ethernet0/3:
Bridged protocols on Ethernet0/3:
Software MAC address filter on Ethernet0/3
Hash Len Address Matches Act Type
0x00: 0 ffff.ffff.ffff 0 RCV Physical broadcast
0x00: 1 ffff.ffff.ffff 0 RCV Appletalk zone
0x2A: 0 0900.2b01.0001 0 RCV DEC spanning tree
0x49: 0 0000.0c36.7a45 0 RCV Interface MAC address
0xc0: 0 0100.0ccc.cccc 48 RCV CDP
0xc2: 0 0180.c200.0000 0 RCV IEEE spanning tree
0xF8: 0 0900.07ff.ffff 0 RCV Appletalk broadcast
Table 75 describes the significant fields shown in the display.
Table 75 show interfaces crb Field Descriptions
|
|
Routed protocols on... |
List of the routed protocols configured for the specified interface. |
Bridged protocols on... |
List of the bridged protocols configured for the specified interface. |
Software MAC address filter on... |
Table of software MAC address filter information for the specified interface. |
Hash |
Hash key/relative position in the keyed list for this MAC-address entry. |
Len |
Length of this entry to the beginning element of this hash chain. |
Address |
Canonical (Ethernet ordered) MAC address. |
Matches |
Number of received packets matched to this MAC address. |
Act |
Action to be taken when that address is looked up; choices are to receive or discard the packet. |
Type |
MAC address type. |
show interfaces irb
To display the configuration for each interface that has been configured for integrated routing or bridging, use the show interfaces irb command in privileged EXEC mode.
show interfaces {ethernet | fastethernet} [interface | slot/port] irb
Syntax Description
ethernet |
Specify Ethernet interface. |
fastethernet |
Specify Fast Ethernet interface. |
interface |
(Optional) Specific interface, such as Ethernet 0. |
slot/port |
(Optional) Specific slot and port, such as Fast Ethernet 3/0. |
Command Modes
Privileged EXEC
Command History
|
|
11.2 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show interfaces irb command:
Router# show interfaces ethernet 2 irb
Routed protocols on Ethernet 2:
Bridged protocols on Ethernet 2:
appletalk clns decnet vines
Software MAC address filter on Ethernet 2
Hash Len Address Matches Act Type
0x00: 0 ffff.ffff.ffff 4886 RCV Physical broadcast
0x1F: 0 0060.3e2b.a221 7521 RCV Appletalk zone
0x1F: 1 0060.3e2b.a221 0 RCV Bridge-group Virtual Interface
0x2A: 0 0900.2b01.0001 0 RCV DEC spanning tree
0x05: 0 0900.0700.00a2 0 RCV Appletalk zone
0xC2: 0 0180.c200.0000 0 RCV IEEE spanning tree
0xF8: 0 0900.07ff.ffff 2110 RCV Appletalk broadcast
The following example shows that IP is configured for the first PA-12E/2FE interface of the port adapter in slot 3:
Router# show interfaces fastethernet 3/0 irb
Routed protocols on Fast Ethernet3/0:
Bridged protocols on Fast Ethernet3/0:
Software MAC address filter on Ethernet3/0
Hash Len Address Matches Act Type
0x00: 0 ffff.ffff.ffff 0 RCV Physical broadcast
0x2A: 0 0900.2b01.0001 0 RCV DEC spanning tree
0xC2: 0 0180.c200.0000 0 RCV IEEE spanning tree
0xC7: 0 00e0.f7a4.5130 0 RCV Interface MAC address
0xC7: 1 00e0.f7a4.5130 0 RCV Bridge-group Virtual Interface
Table 76 describes the significant fields shown in the displays.
Table 76 show interfaces irb Field Descriptions
|
|
Routed protocols on... |
List of the routed protocols configured for the specified interface. |
Bridged protocols on... |
List of the bridged protocols configured for the specified interface. |
Software MAC address filter on... |
Table of software MAC address filter information for the specified interface. |
Hash |
Hash key/relative position in the keyed list for this MAC-address entry. |
Len |
Length of this entry to the beginning element of this hash chain. |
Address |
Canonical (Ethernet ordered) MAC address. |
Matches |
Number of received packets matched to this MAC address. |
Act |
Action to be taken when that address is looked up; choices are to receive or discard the packet. |
Type |
MAC address type. |
show interfaces tokenring (IBM)
To display information about the Token Ring interface and the state of source-route bridging (SRB), use the show interfaces tokenring command in privileged EXEC mode.
show interfaces tokenring [number]
Syntax Description
number |
(Optional) Interface number. If you do not provide a value, the command will display statistics for all Token Ring interfaces. |
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show interfaces tokenring command:
Router# show interfaces tokenring
TokenRing 0 is up, line protocol is up
Hardware is 16/4 Token Ring, address is 5500.2000.dc27 (bia 0000.3000.072b)
Internet address is 10.136.230.203, subnet mask is 255.255.255.0
MTU 8136 bytes, BW 16000 Kb, DLY 630 usec, rely 255/255, load 1/255
Encapsulation SNAP, loopback not set, keepalive set (10 sec)
ARP type: SNAP, ARP Timeout 4:00:00
Single ring node, Source Route Bridge capable
Group Address: 0x00000000, Functional Address: 0x60840000
Last input 0:00:01, output 0:00:01, output hang never
Output queue 0/40, 0 drops; input queue 0/75, 0 drops
Five minute input rate 0 bits/sec, 0 packets/sec
Five minute output rate 0 bits/sec, 0 packets/sec
16339 packets input, 1496515 bytes, 0 no buffer
Received 9895 broadcasts, 0 runts, 0 giants
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
32648 packets output, 9738303 bytes, 0 underruns
0 output errors, 0 collisions, 2 interface resets, 0 restarts
Table 77 describes the significant fields shown in the display.
Table 77 show interfaces tokenring Field Descriptions
|
|
Token Ring is up |
Interface is currently active and inserted into ring (up) or inactive and not inserted (down). |
Token Ring is Reset |
Hardware error has occurred. This is not in the sample output; it is informational only. |
Token Ring is Initializing |
Hardware is up, in the process of inserting the ring. This is not in the sample output; it is informational only. |
Token Ring is Administratively Down |
Hardware has been taken down by an administrator. This is not in the sample output; it is informational only. "Disabled" indicates the Cisco IOS software has received over 5000 errors in a keepalive interval, which is 10 seconds by default. |
line protocol is up |
Indicates whether the software processes that handle the line protocol believe the interface is usable (that is, whether keepalives are successful). |
Hardware |
Specifies the hardware type. "Hardware is ciscoBus Token Ring" indicates that the board is a CSC-C2CTR board. "Hardware is 16/4 Token Ring" indicates that the board is a CSC-1R, CSC-2R, or a CSC-R16M board. Also shows the address of the interface. |
Internet address |
Lists the Internet address followed by the subnet mask. |
MTU |
Maximum transmission unit of the interface. |
BW |
Bandwidth of the interface in kilobits per second. |
DLY |
Delay of the interface in microseconds. |
rely |
Reliability of the interface as a fraction of 255 (255/255 is 100 percent reliability), calculated as an exponential average over 5 minutes. |
load |
Load on the interface as a fraction of 255 (255/255 is completely saturated), calculated as an exponential average over 5 minutes. |
Encapsulation |
Encapsulation method assigned to interface. |
loopback |
Indicates whether loopback is set. |
keepalive |
Indicates whether keepalives are set. |
ARP type |
Type of Address Resolution Protocol assigned. |
Ring speed |
Speed of Token Ring—4 or 16 Mbps. |
Single ring node |
Indicates whether a node is enabled to collect and use source RIF for routable Token Ring protocols. |
Group Address |
Interface's group address, if any. The group address is a multicast address; any number of interfaces on the ring may share the same group address. Each interface may have at most one group address. |
Functional Address |
Bit-significant group address. Each "on" bit represents a function performed by the station. |
Last input |
Number of hours, minutes, and seconds since the last packet was received by an interface. Useful for knowing when a dead interface failed. |
output hang |
Number of hours, minutes, and seconds (or never) since the interface was last reset because the data took too long to send. When the number of hours in any of the "last" fields exceeds 24 hours, the number of days and hours is printed. If that field overflows, asterisks are printed. |
Output queue, drops input queue, drops |
Number of packets in output and input queues. Each number is followed by a slash, the maximum size of the queue, and the number of packets dropped due to a full queue. |
Five minute input rate, Five minute output rate |
Average number of bits and packets sent per second in the last 5 minutes. |
packets input |
Total number of error-free packets received by the system. |
broadcasts |
Total number of broadcast or multicast packets received by the interface. |
runts |
Number of packets that are discarded because they are smaller than the medium's minimum packet size. |
giants |
Number of packets that are discarded because they exceed the medium's maximum packet size. |
CRC |
Cyclic redundancy check (CRC) generated by the originating LAN station or far-end device does not match the checksum calculated from the data received. On a LAN, this usually indicates noise or problems sending data on the LAN interface or the LAN bus itself. A high number of CRCs is usually the result of a station sending bad data. |
frame |
Number of packets received incorrectly having a CRC error and a noninteger number of octets. |
overrun |
Number of times the serial receiver hardware was unable to hand received data to a hardware buffer because the input rate exceeded the receiver's ability to handle the data. |
ignored |
Number of received packets ignored by the interface because the interface hardware ran low on internal buffers. These buffers are different than the system buffers mentioned previously in the buffer description. Broadcast storms and bursts of noise can cause the ignored count to be increased. |
packets output |
Total number of messages sent by the system. |
bytes |
Total number of bytes, including data and MAC encapsulation, sent by the system. |
underruns |
Number of times that the far-end sender has been running faster than the near-end router's receiver can handle. This may never be reported on some interfaces. |
output errors |
Sum of all errors that prevented the final sending of datagrams out of the interface being examined. Note that this may not balance with the sum of the enumerated output errors, because some datagrams may have more than one error, and others may have errors that do not fall into any of the specifically tabulated categories. |
collisions |
Because a Token Ring cannot have collisions, this statistic is nonzero only if an unusual event occurred when frames were being queued or dequeued by the system software. |
interface resets |
Number of times an interface has been reset. The interface may be reset by the administrator or automatically when an internal error occurs. |
restarts |
Should always be zero for Token Ring interfaces. |
transitions |
Number of times the ring made a transition from up to down, or vice versa. A large number of transitions indicates a problem with the ring or the interface. |
show llc2
To display the Logical Link Control, type 2 (LLC2) connections active in the router, use the show llc2 command in privileged EXEC mode.
show llc2 [brief]
Syntax Description
brief |
(Optional) Displays information about the LLC2 connections that are active in the router. |
Command Modes
Privileged EXEC (#)
Command History
|
|
10.0 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2(33)SXI |
This command was integrated into a release earlier than Cisco IOS Release 12.2(33)SXI. |
Cisco IOS XE Release 2.1 |
This command was integrated into Cisco IOS XE Release 2.1. |
Examples
The following is sample output from the show llc2 command:
TokenRing0 DTE=1000.5A59.04F9,400022224444 SAP=04/04, State=NORMAL
V(S)=5, V(R)=5, Last N(R)=5, Local window=7, Remote Window=127
ack-max=3, n2=8, Next timer in 7768
xid-retry timer 0/60000 ack timer 0/1000
p timer 0/1000 idle timer 7768/10000
rej timer 0/3200 busy timer 0/9600
Address 1000.5A59.04F9 via Ethernet2
Interface type X25-DCE RESTARTS 0/1
Timers: T10 1 T11 1 T12 1 T13 1
The display includes a Connection-Mode Network Service (CMNS) addendum, indicating the LLC2 is running with CMNS. When LLC2 is not running with CMNS, the show llc2 command does not display a CMNS addendum.
Table 78 describes the significant fields shown in the display.
Table 78 show llc2 Field Descriptions
|
|
TokenRing0 |
Name of interface on which the session is established. |
DTE=1000.5A59.04F9, 400022224444 |
Address of the station to which the router is talking on this session. The address is the MAC address of the interface on which the connection is established, except when Local Acknowledgment or SDLC Logical Link Control (SDLLC) is used, in which case the address used by the Cisco IOS software is shown as in this example, following the DTE address and separated by a comma. |
SAP=04/04 |
Other station's and the router's (remote or local) service access point (SAP) for this connection. The SAP is analogous to a "port number" on the router and allows for multiple sessions between the same two stations. |
State=NORMAL |
Current state of the LLC2 session. The values are: •ADM—Asynchronous Disconnect Mode. A connection is not established, and either end can begin one. •SETUP—Request to begin a connection has been sent to the remote station, and this station is waiting for a response to that request. •RESET—A previously open connection has been reset because of some error by this station, and this station is waiting for a response to that reset command. •D_CONN—This station has requested a normal, expected, end of communications with the remote, and is waiting for a response to that disconnect request. •ERROR—This station has detected an error in communications and has told the other station of this. This station is waiting for a reply to its posting of this error. •NORMAL—Connection between the two sides is fully established, and normal communication is occurring. •BUSY—Normal communication state exists, except busy conditions on this station make it such that this station cannot receive information frames from the other station at this time. •REJECT—Out-of-sequence frame has been detected on this station, and this station has requested that the other resend this information. •AWAIT—Normal communication exists, but this station has had a timer expire, and is trying to recover from it (usually by resending the frame that started the timer). •AWAIT_BUSY—A combination of the AWAIT and BUSY states. •AWAIT_REJ—A combination of the AWAIT and REJECT states. |
V(S)=5 |
Sequence number of the next information frame this station will send. |
V(R)=5 |
Sequence number of the next information frame this station expects to receive from the other station. |
Last N(R)=5 |
Last sequence number of this station's sent frames acknowledged by the remote station. |
Local window=7 |
Number of frames this station may send before requiring an acknowledgment from the remote station. |
Remote Window=127 |
Number of frames this station can accept from the remote. |
ack-max=3 |
Maximum number of packets to receive before sending an acknowledgment. |
n2=8 |
Number of times to retry operations. |
Next timer in 7768 |
Number of milliseconds before the next timer, for any reason, goes off. |
xid-retry timer 0/60000 |
Number of milliseconds to wait for a reply to exchange identification (XID) frames before dropping a session. This timer value is in the form of next-time/time-between, where "next-time" is the next time, in milliseconds, that the timer will wake, and "time-between" is the time, in milliseconds, between each timer wakeup. A "next-time" of zero indicates that the timer is not enabled, and will never wake. |
ack timer 0/1000 |
Number of milliseconds to wait before sending an acknowledgment. This timer value is in the form of next-time/time-between, where "next-time" is the next time, in milliseconds, that the timer will wake, and "time-between" is the time, in milliseconds, between each timer wakeup. A "next-time" of zero indicates that the timer is not enabled, and will never wake. |
p timer 0/1000 |
Number of milliseconds to wait for a final response to a poll frame before resending the poll frame. This timer value is in the form of next-time/time-between, where "next-time" is the next time, in milliseconds, that the timer will wake, and "time-between" is the time, in milliseconds, between each timer wakeup. A "next-time" of zero indicates that the timer is not enabled, and will never wake. |
idle timer 7768/10000 |
Number of milliseconds that can pass with no traffic before the LLC2 station sends a Receiver Ready frame. This timer value is in the form of next-time/time-between, where "next-time" is the next time, in milliseconds, that the timer will wake, and "time-between" is the time, in milliseconds, between each timer wakeup. A "next-time" of zero indicates that the timer is not enabled, and will never wake. |
rej timer 0/3200 |
Number of milliseconds to wait for a resend of a rejected frame before sending a reject command to the remote station. This timer value is in the form of next-time/time-between, where "next-time" is the next time, in milliseconds, that the timer will wake, and "time-between" is the time, in milliseconds, between each timer wakeup. A "next-time" of zero indicates that the timer is not enabled, and will never wake. |
busy timer 0/9600 |
Number of milliseconds to wait before repolling a busy remote station. This timer value is in the form of next-time/time-between, where "next-time" is the next time, in milliseconds, that the timer will wake, and "time-between" is the time, in milliseconds, between each timer wakeup. A "next-time" of zero indicates that the timer is not enabled, and will never wake. |
ack-delay timer 0/3200 |
Number of milliseconds to allow incoming information frames to stay unacknowledged. This timer value is in the form of next-time/time-between, where "next-time" is the next time, in milliseconds, that the timer will wake, and "time-between" is the time, in milliseconds, between each timer wakeup. A "next-time" of zero indicates that the timer is not enabled, and will never wake. |
CMNS Connections to: |
List of values that affect the interface if CMNS is enabled. |
Address 1000.5A59.04F9 via Ethernet2 |
MAC address of remote station. |
Protocol is up |
Up indicates that the LLC2 and X.25 protocols are in a state where incoming and outgoing Call Requests can be made on this LLC2 connection. |
Interface type X25-DCE |
One of X25-DCE, X25-DTE, or X25-DXE (both DTE and DCE). |
RESTARTS 0/1 |
Restarts sent/received on this LLC2 connection. |
Timers: |
T10, T11, T12, T13 (or T20, T21, T22, T23 for DTE); these are Request packet timers. These are similar in function to X.25 parameters of the same name. |
Related Commands
|
|
llc2 ack-delay-time |
Sets the amount of time the Cisco IOS software waits for an acknowledgment before sending the next set of information frames. |
llc2 ack-max |
Controls the maximum amount of information frames the Cisco IOS software can receive before it must send an acknowledgment. |
llc2 idle-time |
Controls the frequency of polls during periods of idle time (no traffic). |
llc2 local-window |
Controls the maximum number of information frames the Cisco IOS software sends before it waits for an acknowledgment. |
llc2 n2 |
Controls the number of times the Cisco IOS software retries sending unacknowledged frames or repolls remote busy stations. |
llc2 t1-time |
Controls the amount of time the Cisco IOS software will wait before resending unacknowledged information frames. |
llc2 tbusy-time |
Controls the amount of time the Cisco IOS software waits until repolling a busy remote station. |
llc2 tpf-time |
Sets the amount of time the Cisco IOS software waits for a final response to a poll frame before resending the poll frame. |
llc2 trej-time |
Controls the amount of time the Cisco IOS software waits for a correct frame after sending a reject command to the remote LLC2 station. |
llc2 xid-neg-val-time |
Controls the frequency of XID transmissions by the Cisco IOS software. |
llc2 xid-retry-time |
Sets the amount of time the Cisco IOS software waits for a reply to XID frames before dropping the session. |
show lnm bridge
Note Effective with release 12.3(4)T, the show lnm bridge command is no longer available in Cisco IOS 12.3T releases.
To display all currently configured bridges and all parameters that are related to the bridge as a whole, not to one of its interfaces, use the show lnm bridge command in privileged EXEC mode.
show lnm bridge
Syntax Description
This command has no arguments or keywords.
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.3(4)T |
This command is no longer available in Cisco IOS 12.3T releases. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show lnm bridge command:
Bridge 001-2-003, Ports 0000.3000.abc4, 0000.0028.abcd
Active Links: 0000.0000.0000 0000.0000.0000 0000.0000.0000 0000.0000.0000
Notification: 0 min, Threshold 00.10%
Table 79 describes the significant fields shown in the display.
Table 79 show lnm bridge Field Descriptions
|
|
Bridge 001-2-003 |
Ring and bridge numbers of this bridge. |
Ports 0000.3000.abc4.... |
MAC addresses of the two interfaces of this bridge. |
Active Links: |
Any LAN Network Manager (LNM) stations that are connected to this bridge. An entry preceded by an asterisk is the controlling LNM. |
Notification: 0 min |
Current counter notification interval in minutes. |
Threshold 00.10% |
Current loss threshold (in percent) that will trigger a message to the LNM. |
show lnm config
Note Effective with release 12.3(4)T, the show lnm config command is no longer available in Cisco IOS 12.3T releases.
To display the logical configuration of all bridges configured in a router, use the show lnm config command in privileged EXEC mode. This information is needed to configure an LAN Network Manager (LNM) Management Station to communicate with a router. This is especially important when the router is configured as a multiport bridge, thus employing the concept of a virtual ring.
show lnm config
Syntax Description
This command has no arguments or keywords.
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.3(4)T |
This command is no longer available in Cisco IOS 12.3T releases. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show lnm config command for a simple two-port bridge:
Bridge(s) currently configured:
From ring 001, address 0000.3000.abc4
To ring 003, address 0000.0028.abcd
The following is sample output from the show lnm config command for a multiport bridge:
Bridge(s) currently configured:
From ring 001, address 0000.0028.abc4
To ring 008, address 4000.0028.abcd
From ring 002, address 0000.3000.abc4
To ring 008, address 4000.3000.abcd
From ring 003, address 0000.3000.5735
To ring 008, address 4000.3000.5735
Table 80 describes the significant fields shown in the display.
Table 80 show lnm config Field Descriptions
|
|
From ring 001 |
Ring number of the first interface in the two-port bridge. |
address 0000.3000.abc4 |
MAC address of the first interface in the two-port bridge. |
Across bridge 002 |
Bridge number assigned to this bridge. |
To ring 003 |
Ring number of the second interface in the two-port bridge. |
address 0000.0028.abcd |
MAC address of the second interface in the two-port bridge. |
show lnm interface
Note Effective with release 12.3(4)T, the show lnm interface command is no longer available in Cisco IOS 12.3T releases.
To display all LAN Network Manager (LNM)-related information about a specific interface or all interfaces, use the show lnm interface command in privileged EXEC mode.
show lnm interface [type number]
Syntax Description
type |
(Optional) Interface type. |
number |
(Optional) Interface number. |
Defaults
The type argument is not specified, information about all interface types is displayed.
If number is not specified, information about all interface numbers is displayed.
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.3(4)T |
This command is no longer available in Cisco IOS 12.3T releases. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Usage Guidelines
This command is for all types of interfaces, including Token Ring interfaces. If you want information specific to Token Ring, use the show lnm ring command.
Examples
The following is sample output from the show lnm interface command:
Router# show lnm interface
nonisolating error counts
interface ring Active Monitor SET dec lost cong. fc freq.token
TokenRing1 0001* 1000.5a98.23a0 00200 00001 00000 00000 00000 0000000002
Notification flags: FE00, Ring Intensive: FFFF, Auto Intensive: FFFF
Active Servers: LRM LBS REM RPS CRS
Last NNIN: never, from 0000.0000.0000.
Last Claim: never, from 0000.0000.0000.
Last Purge: never, from 0000.0000.0000.
Last Beacon: never, 'none' from 0000.0000.0000.
Last MonErr: never, 'none' from 0000.0000.0000.
station int ring loc. weight line inter burst ac abort
1000.5a98.23a0 T1 0001 0000 00 - N00000 00000 00000 00000 00000
1000.5a98.239e T1 0001 0000 00 - N00000 00000 00000 00000 00000
1000.5a6f.bc15 T1 0001 0000 00 - N00000 00000 00000 00000 00000
0000.3000.abc4 T1 0001 0000 00 - N00000 00000 00000 00000 00000
1000.5a98.239f T1 0001 0000 00 - N00000 00000 00000 00000 00000
Table 81 describes the significant fields shown in the display. See the show lnm station command for a description of the fields that follow after the "isolating error counts" line in the sample output.
Table 81 show lnm interface Field Descriptions
|
|
interface |
Interface about which information was requested. |
ring |
Number assigned to that Token Ring. An asterisk following the ring number indicates that stations with nonzero error counters are present on that ring. |
Active Monitor |
Address of the station that is providing "Active Monitor" functions to the ring. The description of this server can be found in the IBM Token Ring Architecture Reference Manual. |
SET |
Current soft error reporting time for the ring in units of tens of milliseconds. |
dec |
Rate at which the various counters of nonisolating errors are being decreased. This number is in errors per 30 seconds. |
lost, cong., fc, freq.token |
Current values of the five nonisolating error counters specified in the 802.5 specification. These are Lost Frame errors, Receiver Congestion errors, FC errors, Frequency errors, and Token errors. |
Notification flags: |
Representation of which types of ring errors are being reported to LNM. The description of this number can be found in the IBM Token Ring Architecture Reference Manual. |
Ring Intensive: |
Representation of which specific ring error messages are being reported to LNM when in the "Ring Intensive" reporting mode. The description of this number can be found in the IBM Token Ring Architecture Reference Manual. |
Auto Intensive: |
Representation of which specific ring error messages are being reported to LNM when in the "Auto Intensive" reporting mode. The description of this number can be found in the IBM Token Ring Architecture Reference Manual. |
Active Servers: |
A list of which servers are active on this Token Ring. The acronyms and their meanings are as follows: •CRS—Configuration Report Server •LRM—LAN Reporting Manager •LBS—LAN Bridge Server •REM—Ring Error Monitor •RPS—Ring Parameter Server The description of these servers can be found in the IBM Token Ring Architecture Reference Manual. |
Last NNIN: |
Time since the last "Neighbor Notification Incomplete" frame was received, and the station that sent this message. |
Last Claim: |
Time since the last "Claim Token" frame was received, and the station that sent this message. |
Last Purge: |
Time since the last "Purge Ring" frame was received, and the station that sent this message. |
Last Beacon: |
Time since the last "Beacon" frame was received, the type of the last beacon frame, and the station that sent this message. |
Last Mon Err: |
Time since the last "Report Active Monitor Error" frame was received, the type of the last monitor error frame, and the station that sent this message. |
Related Commands
|
|
show lnm ring |
Displays all LNM information about a specific Token Ring or all Token Rings. |
show lnm station |
Displays LNM-related information about a specific station or all known stations on all rings. |
show lnm ring
Note Effective with release 12.3(4)T, the show lnm ring command is no longer available in Cisco IOS 12.3T releases.
To display all LAN Network Manager (LNM) information about a specific Token Ring or all Token Rings, use the show lnm ring command in privileged EXEC mode.
show lnm ring [ring-number]
Syntax Description
ring-number |
(Optional) Number of a specific Token Ring. It can be a value in the range from 1 to 4095. |
Defaults
If the ring-number argument is not specified, information about all Token Rings is displayed.
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.3(4)T |
This command is no longer available in Cisco IOS 12.3T releases. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Usage Guidelines
If a specific interface is requested, it also displays a list of all active stations on that interface.
The output of this command is the same as the output of the show lnm interface command. See the show lnm interface and show lnm station commands for sample output and a description of the fields. The same information can be obtained by using the show lnm interface command, but instead of specifying an interface number, you specify a ring number as an argument.
Related Commands
|
|
show lnm interface |
Displays all LNM-related information about a specific interface or all interfaces. |
show lnm station |
Displays LNM-related information about a specific station or all known stations on all rings. |
show lnm station
Note Effective with release 12.3(4)T, the show lnm station command is no longer available in Cisco IOS 12.3T releases.
To display LAN Network Manager (LNM)-related information about a specific station or all known stations on all rings, use the show lnm station command in privileged EXEC mode
show lnm station [address]
Syntax Description
address |
(Optional) Address of a specific LNM station. |
Command Modes
Privileged EXEC
Command History
|
|
11.0 |
This command was introduced. |
12.3(4)T |
This command is no longer available in Cisco IOS 12.3T releases. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Usage Guidelines
If a specific station is requested, it also displays a detailed list of that station's current MAC-level parameters.
Examples
The following is sample output from the show lnm station command when a particular address has been specified:
Router# show lnm station 1000.5a6f.bc15
station int ring loc. weight line inter burst ac abort
1000.5a6f.bc15 T1 0001 0000 00 - N 00000 00000 00000 00000 00000
Unique ID: 0000.0000.0000 NAUN: 0000.3000.abc4
Functional: C000.0000.0000 Group: C000.0000.0000
Physical Location: 00000 Enabled Classes: 0000
Allowed Priority: 00000 Address Modifier: 0000
Product ID: 00000000.00000000.00000000.00000000.0000
Ucode Level: 00000000.00000000.0000
Station Status: 00000000.0000
Table 82 describes the significant fields shown in the display.
Table 82 show lnm station Field Descriptions
|
|
station |
MAC address of the given station on the Token Ring. |
int |
Interface used to reach the given station. |
ring |
Number of the Token Ring where the given station is located. |
loc. |
Physical location number of the given station. |
weight |
Weighted accumulation of the errors of the given station, and of its nearest active upstream neighbor (NAUN). The three possible letters and their meanings are as follows:1 •N—not in a reported error condition. •P—in a "preweight" error condition. •W—in a "preweight" error condition. |
isolating error counts |
Current values of the five isolating error counters specified in the 802.5 specification. These are Line errors, Internal errors, Burst errors, AC errors, and Abort errors. |
Values below this point will be zero unless the LNM has previously requested this information.
|
Unique ID: |
Uniquely assigned value for this station. |
NAUN: |
MAC address of this station's "upstream" neighbor. |
Functional: |
MAC-level functional address currently in use by this station. |
Group: |
MAC-level group address currently in use by this station. |
Physical Location: |
Number assigned to this station as its "Physical Location" identifier. |
Enabled Classes: |
Functional classes that the station is allowed to send. |
Allowed Priority: |
Maximum access priority that the station may use when sending onto the Token Ring. |
Address Modifier: |
Reserved field. |
Product ID: |
Encoded 18-byte string used to identify what hardware and software combination is running on this station. |
Ucode Level: |
10-byte extended binary coded decimal interchange code (EBCDIC) string indicating the microcode level of the station. |
Station Status: |
Implementation-dependent vector that is not specified anywhere. |
Last transmit status: |
Contains the strip status of the last "Report Transmit Forward" MAC frame forwarded by this interface. |
show local-ack
To display the current state of any current local acknowledgment for both Logical Link Control, type 2 (LLC2) and SDLC Logical Link Control (SDLLC) connections, and for any configured pass-through rings, use the show local-ack command in privileged EXEC mode.
show local-ack
Syntax Description
This command has no arguments or keywords.
Defaults
No default behavior or values
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show local-ack command:
local 1000.5a59.04f9, lsap 04, remote 4000.2222.4444, dsap 04
llc2 = 1798136, local ack state = connected
Table 83 describes the significant fields shown in the display.
Table 83 show local-ack Field Descriptions
|
|
local |
MAC address of the local Token Ring station with which the route has the LLC2 session. |
lsap |
Local service access point (LSAP) value of the Token Ring station with which the router has the LLC2 session. |
remote |
MAC address of the remote Token Ring on whose behalf the router is providing acknowledgments. The remote Token Ring station is separated from the device via the TCP backbone. |
dsap |
Destination service access point (SAP) value of the Token Ring station on whose behalf the router is providing acknowledgments. |
llc2 |
Pointer to an internal data structure used by the manufacturer for debugging. |
local ack state |
State of the local acknowledgment for both LLC2 and Synchronous Data Link Control (SDLC) connections. The states are as follows: •disconnected—No session between the two end nodes. •connected—Full data transfer between the two. •awaiting connect—Cisco IOS software is waiting for the other end to confirm a session establishment with the remote host. |
Passthrough Rings |
Ring numbers of the virtual rings that have been defined as pass-throughs using the source-bridge passthrough command. If a ring is not a pass-through, it is locally terminated. |
show ncia circuits
To display the state of all circuits involving this MAC address as a source and destination, use the show ncia circuits command in privileged EXEC mode.
show ncia circuits [id-number]
Syntax Description
id-number |
(Optional) Number assigned to identify the circuit. If no ID number is specified, the command lists information for all circuits. |
Command Modes
Privileged EXEC
Command History
|
|
11.2 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Usage Guidelines
Use the show ncia client command to list the active circuits by circuit ID number, then use a specific circuit ID number in the show ncia circuits command.
Examples
The following is sample output from the show ncia circuits command:
Router# show ncia circuits
IP State ID Mac SAP CW GP
10.2.20.125 START_DL_RCVD (Client)10000000 1000.0000.0001 4 0 0
(Server)163D04 4000.1060.1000 4 10 0
Table 84 describes the significant fields shown in the display.
Table 84 show ncia circuits Field Descriptions
|
|
IP |
IP address of the client. |
State |
Communication state of the circuit. |
ID |
Circuit ID number. The server circuit ID is used by the server to identify a circuit. Use this ID in the show ncia circuits command. The client circuit ID is for information only. |
Mac |
Client MAC address is the MAC address used by the client; server MAC address is the MAC address used by the host. In a downstream physical unit (DSPU) configuration, the server MAC address is the one defined in the dspu ncia command as server-virtual-mac-address. |
SAP |
Local address (LSAP), specified in the dspu enable-pu command. |
CW |
Current window, the number of packets that can be increased or decreased for each Increment or Decrement operation. |
GP |
Granted packets, the number of packets the client or server is permitted to send to the other. |
show ncia client
To display the status of the native client interface architecture (NCIA) client, use the show ncia client command in user EXEC or privileged EXEC mode.
show ncia client [sap-list] [ip-address]
Syntax Description
sap-list |
(Optional) Display the service access points (SAP) supported by the client. If the sap-list option is not specified, the command does not display service access point (SAP) list information. |
ip-address |
(Optional) Client IP address. If no IP address is specified, the command lists information for all clients. |
Command Modes
User EXEC
Privileged EXEC
Command History
|
|
11.2 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Usage Guidelines
Use the show ncia server command to list the active clients by IP address, then use a specific IP address in the show ncia client command.
Examples
The following are sample outputs from the show ncia client command:
IP State MacAddr Flags Num SAP PktRxd PktTxd Drop
10.2.20.123 4 1000.0000.0011 0x0800 3 27 36 0
10.2.20.126 4 1000.0000.0011 0x0800 1 28 58 0
Router# show ncia client sap-list 10.2.20.123
Table 85 describes the significant fields shown in the display.
Table 85 show ncia client Field Descriptions
|
|
IP |
IP address of the client. |
State |
Communication state of the client. Values are: •0 CLOSED—Read and write pipe closed •1 OPEN_WAIT—Active open. •2 CAP_WAIT—Waiting for a cap exchange request. •3 CAP_NEG—Waiting for a cap exchange req/rsp. •4 OPENED—Both pipes opened. •5 BUSY—WAN transport is congested. •6 CLOSE_WAIT—Close connection. •7 SHUTDOWN_PENDING—TCP, HOST, or router shutdown. |
MacAddr |
MAC address of the client. |
Flags |
Current operational status of the client. Values are: •0x0100—Client is configured. •0x0200—Client is registered (a client connects to the server to register itself, and then disconnects). •0x0800—Client is active. |
Num SAP |
Number of SAPs supported by this client; 0 indicates that this client supports all SAPs. |
PktRxd |
Number of packets sent downstream from the server toward a client workstation. |
PktTxd |
Number of packets the server received from a downstream client workstation. |
Drop |
Number of packets that should have been sent to a downstream client, but were dropped by the server because the TCP connection has failed. Normally, no packets should be dropped. |
Circuit[x] |
Bracketed decimal indicates the order of the circuit in the list. The hexadecimal circuit ID is used by the server to identify a circuit. The circuit ID can be used to query circuit status in the show ncia circuits command. |
SAP List |
List of SAPs supported by this client. A client can specify a maximum of 16 SAPs. If the "Num SAP" field is 0, no SAPs are displayed in this field. |
show ncia server
To display the state of the native client interface architecture (NCIA) server, use the show ncia server command in user EXEC or privileged EXEC mode.
show ncia server [server-number]
Syntax Description
server-number |
(Optional) NCIA server number. If no server number is specified, the command lists information for all servers. |
Command Modes
User EXEC
Privileged EXEC
Command History
|
|
11.2 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show ncia server command:
Server Virtual MAC address: 4000.3174.0001
Starting MAC address: 1000.0000.0001
Number of MAC addresses being used: 0
show netbios-cache
To display a list of NetBIOS cache entries, use the show netbios-cache command in privileged EXEC mode.
show netbios cache
Syntax Description
This command has no arguments or keywords.
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show netbios-cache command:
Router# show netbios-cache
HW Addr Name How Idle NetBIOS Packet Savings
1000.5a89.449a IC6W06_B TR1 6 0
1000.5a8b.14e5 IC_9Q07A TR1 2 0
1000.5a25.1b12 IC9Q19_A TR1 7 0
1000.5a25.1b12 IC9Q19_A TR1 10 0
1000.5a8c.7bb1 BKELSA1 TR1 4 0
1000.5a8b.6c7c ICELSB1 TR1 - 0
1000.5a31.df39 ICASC_01 TR1 - 0
1000.5ada.47af BKELSA2 TR1 10 0
1000.5a8f.018a ICELSC1 TR1 1 0
Table 86 describes the significant fields shown in the display.
Table 86 show netbios-cache Field Descriptions
|
|
HW Addr |
MAC address mapped to the NetBIOS name in this entry. |
Name |
NetBIOS name mapped to the MAC address in this entry. |
How |
Interface through which this information was learned. |
Idle |
Period of time (in seconds) since this entry was last accessed. A hyphen in this column indicates it is a static entry in the NetBIOS name cache. |
NetBIOS Packet Savings |
Number of packets to which local replies were made (thus preventing sending of these packets over the network). |
Related Commands
|
|
netbios name-cache |
Defines a static NetBIOS name cache entry, tying the server with the name netbios-name to the mac-address, and specifying that the server is accessible either locally through the interface-name specified, or remotely through the ring-group group-number specified. |
netbios name-cache timeout |
Enables NetBIOS name caching and sets the time that entries can remain in the NetBIOS name cache. |
show qllc
To display the current state of any Qualified Logical Link Control (QLLC) connections, use the show qllc command in privileged EXEC mode.
show qllc
Syntax Description
This command has no arguments or keywords.
Command Modes
Privileged EXEC
Command History
|
|
10.3 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show qllc command.
Serial2: 1000.5a35.3a4f->1000.5a59.04f9. SAPs 4 4. Rings Src 200, Tgt 100.
Remote DTE 1002. QLLC Protocol State NORMAL lci 1 (PVC)
In the display, the first two lines of the show qllc command show that there is a QLLC session between a Token Ring device and an X.25 remote device. The X.25 device has a virtual MAC address of 100.5a35.3a4f with a service access point (SAP) of 04. It is using a permanent virtual circuit (PVC) with logical channel number 1. The Token Ring device has a MAC address of 1000.5a59.04f9 with a service access point (SAP) of 04. The state of the QLLC session is CONNECTED.
Table 87 describes the fields shown in the display.
Table 87 show qllc Field Descriptions
|
|
Serial2 |
Serial interface for the X.25 link. |
1000.5a35.3a4f |
Virtual MAC address for the X.25 attached device. |
1000.5a59.04f9 |
MAC address of the Token Ring attached device with which the X.25 attached device is communicating. This device might be on a local Token Ring or attached via source-route bridging (SRB) or remote source-route bridging (RSRB). |
SAPs 4 4 |
Source SAP value at the virtual MAC address and destination SAP value at the Token Ring station. |
Rings Src 200 |
Ring number for the source virtual ring defined by the qllc srb command. |
Tgt 100 |
Ring number for the target virtual ring defined by the source-bridge ring-group command. |
State |
State of the QLLC-Logical Link Control, type 2 (LLC2) conversion. This can be any of the following: •DISCONNECT—No connection exists. •NET DISC WAIT—X.25 device is disconnecting. The QLLC conversion is waiting for the Token Ring device to disconnect. •QLLC DISC WAIT—The Token Ring device is disconnecting. The QLLC conversion is waiting for the X.25 device to disconnect. •QLLC PRI WAIT—Connection is being established. The Token Ring device is ready to complete the connection, and the Cisco IOS software is establishing the QLLC connection with the X.25 device. •NET CONTACT REPLY WAIT—Remote X.25 device is a front-end processor (FEP), and has made contact with the Cisco IOS software. The software is attempting to reach Token Ring device. •QLLC SEC WAIT—Connection is being established. •NET UP WAIT—Connection is being established. QLLC connection to X.25 device has been established; awaiting completion on the connection to the Token Ring attached device. •Connect—Connections from the software to X.25 and Token Ring devices are established. Data can flow end to end. |
Remote DTE 1002 |
X.121 address of X.25 connected device. |
QLLC Protocol State |
State of the QLLC protocol between the software and the X.25 attached device. These states are different from the state of the underlying X.25 virtual circuit. Values are as follows: •ADM—Asynchronous Disconnected Mode. •SETUP—Cisco IOS software has initiated QLLC connection, awaiting confirmation from the X.25 device. •RESET—Cisco IOS software has initiated QLLC reset, awaiting confirmation from the X.25 device. •DISCONNECTING—Cisco IOS software has initiated QLLC disconnect, awaiting confirmation from the X.25 device. •NORMAL—QLLC connection has been completed. Systems Network Architecture (SNA) data can be sent and received. |
lci 1 (PVC) |
Logical channel number used on the X.25 interface. |
show rif
To display the current contents of the Routing Information Field (RIF) cache, use the show rif command in privileged EXEC mode.
show rif
Syntax Description
This command has no arguments or keywords.
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show rif command:
Codes: * interface, - static, + remote
Hardware Addr How Idle (min) Routing Information Field
5C02.0001.4322 rg5 - 0630.0053.00B0
5A00.0000.2333 TR0 3 08B0.0101.2201.0FF0
0077.2201.0001 rg5 10 0830.0052.2201.0FF0
In the display, entries marked with an asterisk (*) are the router's interface addresses. Entries marked with a dash (-) are static entries. Entries with a number denote cached entries. If the RIF timeout is set to something other than the default of 15 minutes, the timeout is displayed at the top of the display. Table 88 describes the significant fields shown in the display.
Table 88 show rif Field Descriptions
|
|
Hardware Addr |
Lists the MAC-level addresses. |
How |
Describes how the RIF has been learned. Values are ring group (rg) or interface (TR). |
Idle (min) |
Indicates how long, in minutes, since the last response was received directly from this node. |
Routing Information Field |
Lists the RIF. |
Related Commands
|
|
multiring |
Enables collection and use of RIF information. |
show sdllc local-ack
To display the current state of any current local acknowledgment connections, and any configured pass-through rings, use the show sdllc local-ack command in privileged EXEC mode.
show sdllc local-ack
Syntax Description
This command has no arguments or keywords.
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show sdllc local-ack command:
Router# show sdllc local-ack
local 1000.5a59.04f9, lsap 04, remote 4000.2222.4444, dsap 04
llc2 = 1798136, local act state = connected
In the display, the first two lines of the show sdllc local-ack command show that there is a local acknowledgment session between two Token Ring devices. The device on the local ring has a MAC address of 1000.5a59.04f9 with a service access point (SAP) of 04. The remote device has a MAC address of 4000.2222.4444 with a SAP of 04. The state of the local acknowledgment session is connected.
The pass-through rings display is independent of the rest of the show sdllc local-ack command. The pass-through rings display indicates that there are two rings, 4 and 7, configured for pass-through. This means that stations on these rings will not have their sessions locally acknowledged but will instead have their acknowledgments end-to-end.
Table 89 describes the significant fields shown in the display.
Table 89 show sdllc local-ack Field Descriptions
|
|
local |
MAC address of the local Token Ring station with which the router has the Logical Link Control, type 2 (LLC2) session. |
lsap |
Local SAP value of the Token Ring station with which the router has the LLC2 session. |
remote |
MAC address of the remote Token Ring station on whose behalf the router is providing acknowledgments. The remote Token Ring station is separated from the router via the TCP backbone. |
dsap |
Destination SAP value of the remote Token Ring station on whose behalf the router is providing acknowledgments. |
llc2 |
Pointer to an internal data structure used by technical support staff for debugging. |
local ack state |
Current state. Values are as follows: •disconnected—No session between the two end hosts. •connected—Full data transfer between the two end hosts. •awaiting connect—This router is waiting for the other end to confirm a session establishment with the remote host. |
Passthrough Rings |
Ring number of the start ring and destination ring for the two IBM machines when you do not have local acknowledgment for LLC2 configured for your routers using remote source-route bridging (RSRB). |
show sna
To display the status of the Systems Network Architecture (SNA) Service Point feature, use the show sna command in privileged EXEC mode.
show sna [pu host-name [all]]
Syntax Description
pu |
(Optional) Name of a host defined in an sna host command. |
host-name |
(Optional) Name of a host defined in an sna host command. |
all |
(Optional) Displays detailed status. |
Command Modes
Privileged EXEC
Command History
|
|
11.0 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show sna command. It shows a summary of the Systems Network Architecture (SNA) features status.
sna host HOST_NAMEA TokenRing1 PU STATUS active
FRAMES RECEIVED 00450 FRAMES SENT 00010
LUs USED BY DSPU nnn LUs ACTIVE nnn
LUs USED BY API nnn LUs ACTIVE nnn
LUs ACTIVATED BY HOST BUT NOT USED nnn
The following is sample output from the show sna command with the pu keyword:
Router# show sna pu putest
sna host PUTEST TokenRing1 PU STATUS active
RMAC 400000000004 RSAP 04 LSAP 04
XID 05d00001 RETRIES 255 RETRY_TIMEOUT 30
FRAMES RECEIVED 0450 FRAMES SENT 0010
LUs USED BY DSPU nnn LUs ACTIVE nnn
LUs USED BY API nnn LUs ACTIVE nnn
LUs ACTIVATED BY HOST BUT NOT USED nnn
Because the all keyword refers to logical unit (LU)s under the physical unit (PU), this has no significance for the service point host.
show snasw class-of-service
To display the class of service (CoS) definitions predefined to Switching Services (SNASw), use the show snasw class-of-service command in privileged EXEC mode.
show snasw class-of-service [brief | detail]
Syntax Description
brief |
(Optional) Indicates a one-line display per displayed resource. The brief version displays CoS name, transmission priority, and number of node and Transmission Group (TG) rows. |
detail |
(Optional) Indicates a detailed, multiline display of all fields returned for CoS display. |
Command Modes
Privileged EXEC
Defaults
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is a truncated example of the show snasw class-of-service command:
Router# show snasw class-of-service
Number of class of service definitions 7
Name Trans. Pri. Node Rows TG Rows
-------- ----------- --------- -------
Router# show snasw class-of-service detail
Number of class of service definitions 7
Class of service name #BATCH
Transmission priority Low
Route additional resistance min 0
Route additional resistance max 31
Related Commands
|
|
show snasw mode |
Displays the SNASw modes. |
show snasw connection-network
To display the connection networks (virtual nodes) defined to the local node, use the show snasw connection-network command in privileged EXEC.
show snasw connection-network [brief | detail]
Syntax Description
brief |
(Optional) Indicates a one-line display per resource. The brief version displays the connection network name, the number of attached ports, and the port names in the connection network. |
detail |
(Optional) Indicates a detailed, multiline display of all fields returned for connection-network display. |
Command Modes
Privileged EXEC
Defaults
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output form the show snasw connection-network command:
Router# show snasw connection-network
Connection network definitions 1
Resource Name Attached Ports Port Name(s)
----------------- -------------- --------------------------------
Router# show snasw connection-network detail
Connection network definitions 1
Connection network name CISCO.VN
Effective capacity 16 Mbps
Propagation delay 384 microseconds
User defined parameter 1 128
User defined parameter 2 128
User defined parameter 3 128
Related Commands
|
|
show snasw link |
Displays the Switching Services (SNASw) link objects. |
show snasw directory
To display the Switching Services (SNASw) directory entries, use the show snasw directory command in EXEC mode.
show snasw directory [name resource-name-filter] [brief | detail]
Syntax Description
name resource-name-filter |
(Optional) Indicates the fully qualified name of the resource (1 to 17 characters). Only resource names that match the specified name are displayed. |
brief |
(Optional) Indicates a one-line display for each resource. The brief version displays resource name, owning control point (CP) name, network node server name, and entry type. |
detail |
(Optional) Indicates a detailed, multiline display of all fields returned for the directory display. |
Command Modes
EXEC
Defaults
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show snasw directory and show snasw directory detail commands:
Router# show snasw directory
Total Directory Entries 2
Resource Name Owning CP Name NN Server Entry Type
----------------- ----------------- ----------------- ----------
1> CISCO.A CISCO.A CISCO.B Registry
2> CISCO.B CISCO.B CISCO.B Home
Router# show snasw directory detail
Total Directory Entries 2
Location Local to this domain
Resource owner's CP name CISCO.A
Apparent resource owner's CP name
Location Local to this node
Resource owner's CP name CISCO.B
Apparent resource owner's CP name
Related Commands
|
|
snasw location |
Configures the location of a resource. |
show snasw dlctrace
To display the captured Data-link control (DLC) trace information to the console, use the show snasw dlctrace command.
show snasw dlctrace [id recordid] [all | last number-records | next number-records] [brief | detail] [filter filter-string]
Syntax Description
id recordid |
(Optional) Indicates that the 1 to 999,999 trace record identifier. Only the frame ID that matches the record specified is displayed. |
all |
(Optional) Indicates that all records in the dlctrace buffer are displayed. |
last number-records |
(Optional) Indicates that the last x frames before the record identified in the ID operand (or before the last record in the trace if the ID operand is not coded) are displayed. |
next number-records |
(Optional) Indicates that the next frames after the record identified in the ID operand (or from the beginning of the trace if the ID operand is not coded) are displayed. |
brief |
(Optional) Indicates a one-line display per trace entry describing the type of frame traced. |
detail |
(Optional) Indicates a detailed, multiline display of the frame that displays the brief information plus a hexadecimal dump of the entire frame. |
filter filter-string |
(Optional) Indicates that a string follows against which the formatted trace output is filtered. Only frames that contain the filter string are displayed. |
Command Modes
EXEC
Defaults
If id recordid is specified, next is the default parameter; if not, last is the default parameter.
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show snasw dlctrace command:
Router# show snasw dlctrace id 2467 next 20
2467 LINKT In sz:43 HPR +Rsp IPM slctd nws:0007
2468 LINKT In sz:212 HPR +Rsp IPM slctd nws:0007
2469 LINKT In sz:52 HPR CP CAPABILITIES
2470 LINKT In sz:221 HPR CP CAPABILITIES
2471 LINKT Out sz:282 HPR MIS
2472 LINKT Out sz:43 HPR +Rsp IPM slctd nws:0007
2473 LINKT In sz:154 HPR Rq Bind CISCO.B CISCO.A
2474 LINKT In sz:323 HPR Rq Bind CISCO.B CISCO.A
2475 LINKT Out sz:361 HPR MIS
2476 LINKT Out sz:132 HPR +Rsp Bind
2477 LINKT In sz:102 HPR fmh5 CP CAPABILITIES
2478 LINKT In sz:271 HPR fmh5 CP CAPABILITIES
2479 LINKT Out sz:282 HPR MIS
2480 LINKT Out sz:43 HPR +Rsp IPM slctd nws:0007
2481 LINKT Out sz:291 HPR MIS
2482 LINKT Out sz:52 HPR CP CAPABILITIES
2483 LINKT In sz:43 HPR +Rsp IPM slctd nws:0007
2484 LINKT In sz:212 HPR +Rsp IPM slctd nws:0007
Router# show snasw dlctrace id 2486 detail
10:08:36.14, 14 March 1993
0000 C60080FF 00000000 00010000 00000400 *F...............*
0010 0A000000 00000001 7E050E00 00000000 *........=.......*
0020 01000001 7E000000 00000000 00 *....=........ *
Related Commands
|
|
snasw dlctrace |
Traces frames arriving and leaving SNASw. |
snasw dlcfilter |
Filters frames being captured. |
show snasw dlus
To display the Switching Services (SNASw) Dependent Logical Unit Server (DLUS) objects, use the show snasw dlus command.
show snasw dlus [brief | detail]
Syntax Description
brief |
(Optional) Indicates that one line per DLUS is displayed. The brief version includes the DLUS name, state (active or inactive), port name, cpname, node type, and number of active physical unit (PU)s on the DLUS. |
detail |
(Optional) Indicates the detailed, multiline display that shows all fields returned for DLUS displayed. |
Command Modes
EXEC
Defaults
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show snasw dlus command:
Number of Dependent LU Servers2
DLUS Name Default? Backup? Pipe State PUs
----------------- -------- ------- ---------------- -------
1> NETA.SJMVS3 Yes No Active 1
2> NETA.SJMVS4 No Yes Inactive 0
Router# show snas dlus detail
Number of Dependent LU Servers2
Is this the default DLUS Yes
Is this the backup default DLUS No
REQACTPU responses received 1
REQDACTPU responses received 0
Related Commands
|
|
snasw dlus |
Specifies parameters related to DLUR/DLUS functionality. |
show snasw ipstrace
To display the interprocess signal (IS) trace on the router console, use the show snasw ipstrace command.
show snasw ipstrace [id recordid] [all | next number-records | last number-records] [filter filter-string]
Syntax Description
id recordid |
(Optional) Indicates that the 1 to 999,999 trace record identifier. Only the frame ID that matches the record specified is displayed. |
all |
(Optional) Specifies that all records are displayed |
next number-records |
(Optional) Displays records from beginning or following record IS. |
last number-records |
(Optional) Indicates that the last x frames before the record identified in the ID operand (or before the last record in the trace if the ID operand is not coded) are displayed. |
filter filter-string |
(Optional) Indicates that a string follows against which the formatted trace output is filtered. Only frames that contain the filter-string are displayed. |
Command Modes
EXEC
Defaults
No default behaviors or values
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.0(7)T |
This command was integrated into Cisco IOS Release 12.0 T. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show snasw ipstrace command:
Router# show snasw ipstrace
423452 : DLC_UI_MU : PC(2350000) -> DLC(2300000) Q 2
00000000 00000000 61BB3F50 00800000 00000000 00000000 00000000 00000000
000000FF 000000FF 00000000 00000000 05010000 000000FF 50130000 002D00D2
02340000 03000000 00000000 61BB3FB0 00140050 0000017E 000100FF 00000000
00000000 01000000 00000000 00000000 0000017E 00000000 00000000 00000000
00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
00000000 00000000 00000000 00000000 00C6C600 80FF0000 00000001 00000000
04000A00 00000000 00017E05 0E000000 01000100 00017E00 00000000 00000000
Related Commands
|
|
snasw ipstrace |
Sets up a trace buffer and begins tracing IPS trace elements |
snasw ipsfilter |
Filters interprocess signal trace elements being traced using the snasw ipstrace or debug snasw ips commands. |
show snasw link
To display the Switching Services (SNASw) link objects, use the show snasw link command.
show snasw link [brief | detail] [active | not-active] [cpname cp-name-filter] [name linknamefilter] [port port-name-filter] [rmac mac-filter] [xid xid-filter]
Syntax Description
brief |
(Optional) Indicates that one line per link is displayed. The brief version includes the link name, state (active or inactive), port name, adjacent control point (CP) name, node type information, number of sessions, and HPR support. The number of sessions does not include HPR sessions. |
detail |
(Optional) Indicates that a detailed, multiline display that shows all fields returned for links are displayed. |
active |
(Optional) Displays active snasw links. |
not-active |
(Optional) Displays snasw links that are not active. |
cpname cp-name-filter |
(Optional) Indicates a fully qualified cpname (1 to 17 characters). Only links with CP names (as known to the router) that match the specified cpname are displayed. |
name linknamefilter |
(Optional) Indicates the name of the link to be displayed. Only links matching this name are displayed. |
port port-name-filter |
(Optional) Indicates the handle "naming" for the specific port (1 to 8 characters). All links associated with a port matching the filter are displayed. |
rmac mac-filter |
(Optional) Indicates a 48-bit MAC address in hexadecimal form. Only links with a remote MAC address matching the MAC address specified are displayed. |
xid xid-filter |
(Optional) Indicates a 4-byte exchange identification (XID) (idnum/idblk) specified in hexadecimal form. Only links matching the configured XID are displayed. |
Command Modes
EXEC
Defaults
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.0(7)T |
This command was integrated into Cisco IOS Release 12.0 T. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
Examples
The following is sample output from the show snasw link command:
Link Name State Port Name Adjacent CP Name Node Type Sess Sup
--------- ------- --------- ---------------- ------------ ---- ---
1> LINKT Active TR0 CISCO.B Network Node 0 Yes
Router# show snasw link detail
Destination DLC Address 000B.1AA4.9280.04
Number of active sessions traversing link 0
Adjacent Node Id X'FFF00000'
Max send frame data (BTU) size 4400
Adjacent node CP name CISCO.B
Adjacent node type Network Node
CP-CP session support Yes
Link station role Secondary
Transmission group number 21
Effective capacity 16 Mbps
Propagation delay 384 microseconds
User defined parameter 1 128
User defined parameter 2 128
User defined parameter 3 128
Routing Information Field
Adjacent node is a migration node No
Total XID bytes received 344
Total XID frames received 4
Total data bytes sent 752
Total data bytes received 685
Total data frames received 9
Total session control frames sent 0
Total session control frames received 0
Total number of successful XID exchanges 1
Total number of unsuccessful XID exchanges 0
Related Commands
|
|
snasw link |
Configures upstream links. |
show snasw lu
To display the SNA Switching Services (SNASw) dependent logical units (LU)s, use the show snasw lu command in user EXEC or privileged EXEC mode.
show snasw lu [brief | detail] [name lu-name] [pu pu-name]
Syntax Description
brief |
(Optional) Indicates that one line per LU is displayed. The brief display includes LU name, physical unit (PU) name, dependent logical unit server (DLUS) name, and primary logical unit (PLU) name. |
detail |
(Optional) Indicates that a detailed, multiline display that shows all fields returned for the link is displayed. |
name lu-name |
(Optional) Indicates an LU name to filter. Only LUs matching the specified name are displayed. |
pu pu-name |
(Optional) Indicates a PU name to filter. Only LUs for the specified name are displayed. |
Defaults
The default display is brief.
Command Modes
User EXEC
Privileged EXEC
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.0(7)T |
This command was integrated into Cisco IOS Release 12.0 T. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following sample display is from the show snasw lu command:
LU Name PU Name DLUS Name PLU Name
-------- -------- ----------------- -----------------
1> CWBC0601 CWBC06 NETA.MVSD
2> CWBC0602 CWBC06 NETA.MVSD
The following is sample output from the show snasw lu detail command:
Router# show snasw lu detail
LU FSM history (00,00)->(01,01)->(02,0E)->(03,03)->04
SLU FSM history (00,10)->00
Table 90 describes the significant fields shown in the output.
.
Table 90 show snasw lu Field Descriptions
|
|
LU name |
The name of the LU. |
PU name |
The physical unit this LU is defined to. |
DLUS name |
Dependent LU server for the PU and LU. |
PLU name |
The name of the host LU that this LU is in session with. If the LU is not in session, no PLU name will be displayed. |
LU status |
The state of the system services control points (SSCP)-LU session. States are: •Active—The SSCP-LU is active and available for LU-LU sessions. •Pend ACTLU rsp—The SSCP-LU session is pending activation. •Pend DACTLU rsp—The SSCP-LU session is pending deactivation. •Reset—The SSCP-LU session is not active. |
SLU status |
The current state of the LU-LU session. States are: •In Session—The LU-LU session is active. •No Session—The LU-LU session is not active. •Pend BIND rsp—The LU-LU session is pending activation. •Pend UNBIND rsp—The LU-LU session is pending deactivation. |
Primary LU name |
The name of the host LU that this LU is in session with. If the LU is not in session, no PLU name will be displayed. |
LU location: Downstream |
Indicates that the LU resides on a node downstream from this SNASw node. |
LU FSM history |
A history of the states and actions of the SSCP-LU session for diagnostic use by Cisco technical support. |
SLU FSM history |
A history of the states and actions of the LU-LU session for diagnostic use by Cisco technical support. |
Related Commands
|
|
show snasw dlus |
Displays the SNASw DLUS objects. |
show snasw pu |
Displays the SNASw PUs that require or request SSCP-PU services. |
show snasw mode
To display the Switching Services (SNASw) modes, use the show snasw mode command.
show snasw mode
Syntax Description
This command has no arguments or keywords.
Command Modes
EXEC
Defaults
No default behaviors or values
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show snasw mode command:
Related Commands
|
|
show snasw class-of-service |
Displays the class of service (CoS) definitions predefined to SNASw. |
show snasw node
To display details and statistics of the Switching Services (SNASw) operation, use the show snasw node command.
show snasw node
Syntax Description
This command has no arguments or keywords.
Command Modes
EXEC
Defaults
No default behaviors or values
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.0(7)T |
This command was integrated into Cisco IOS Release 12.0 T. |
12.1 |
Additional fields were added to the command output. |
12.2 |
Additional fields were added to the command output to describe RTP information. |
12.3 |
The Alert focal point field was added to the command output. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show snasw node command:
Node type Branch Network Node
Time active 9 days, 11 hrs, 57 mins, 13 secs
Defined LS good XID exchanges 2
Defined LS bad XID exchanges 0
Dynamic LS good XID exchanges 243
Dynamic LS bad XID exchanges 0
Number of active ISR sessions 0
Branch extender architecture version 1
Mode to COS mapping supported No
MS includes Multiple Domain Support Yes
MDS send alert queue size 10
Directory cache size 10000
Maximum directory entries (0 is unlimited) 0
Locate timeout in seconds (0 is no timeout) 540
Topology database routing tree cache size 8
Topology database routing tree cache use limit 1
Maximum nodes stored in database (0 unlimited) 0
Maximum TGs stored in database (0 unlimited) 0
Maximum allowed ISR sessions 22000
Maximum receive RU size for ISR sessions 61440
Maximum receive pacing window 7
Storing endpoint RSCVs for debug Yes
Storing ISR RSCVs for debug No
Storing DLUR RSCVs for debug No
RTP short request retry limit 6
RTP path switch route attempts 6
RTP path switch time LOW priority 480 seconds
RTP path switch time MEDIUM priority 240 seconds
RTP path switch time HIGH priority 120 seconds
RTP path switch time NETWORK priority 60 seconds
Alert focal point NETA.ND
PD log capture level Problem level entries
PD log size 500 kilobytes
DLC trace format Detailed
DLC trace size 500 kilobytes
DLC trace path tftp://10.102.16.25/tftp/node.dlct
Number of local endpoint sessions 4
Number of non-DLUR intermediate sessions 0
Number of DLUR intermediate sessions 0
Related Commands
|
|
show snasw statistics |
Displays the SNASw node-wide information. |
show snasw pdlog
To display entries in the cyclical problem determination log to the console, use the show snasw pdlog command.
show snasw pdlog [brief | detail] [id record-id] [all | next number-records | last number-records] [filter filter-string]
Syntax Description
brief |
(Optional) Indicates that a one-line description for each pdlog entry is returned. |
detail |
(Optional) Indicates that a multiline display is returned. |
id record-id |
(Optional) Indicates that the 1 to 99999 trace record identifier. Only the frame ID that matches the record specified is displayed. |
all |
(Optional) Specifies that all records are displayed. |
next number-records |
(Optional) Displays records from the beginning, or following a record ID. |
last number-records |
(Optional) Displays records from the end or prior to the record ID. Indicates that the last x frames before the record identified in the ID operand (or before the last record in the trace if the ID operand is not coded) are displayed. |
filter filter-string |
(Optional) Indicates that a string follows against which the formatted trace output is filtered. Only frames that contain the filter-string argument are displayed. |
Command Modes
EXEC
Defaults
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show snasw pdlog command:
Problem Determination Log Output
**** 00000014 - AUDIT 512:727 (0) ****
CP-CP sessions established
Adjacent CP name = CISCO.A
Topology awareness of CP-CP sessions support = 01
000C12C1 00000000 82844000
>From ../dcl/nssrcctp.c 589 :at 0:10:24, 1 March 93
Related Commands
|
|
snasw pdlog |
Controls message logging to the console and the Systems Network Architecture (SNA) problem determination log cyclic buffer. |
show snasw port
To display the Switching Services (SNASw) port objects, use the show snasw port command.
show snasw port [brief | detail] [active | not-active] [name port-name-filter]
Syntax Description
brief |
(Optional) Indicates that a one-line description for each port entry is displayed. |
detail |
(Optional) Indicates that a multiline display is returned. |
active |
(Optional) Displays all active snasw ports. |
not-active |
(Optional) Displays all snasw ports that are not active. |
name port-name-filter |
(Optional) Indicates the name of the port to filter for which information is displayed. Only ports matching name are displayed. |
Command Modes
EXEC
Defaults
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
Examples
The following is sample output from the show snasw port command:
Name State SAP HPR-SAP Interface
-------- -------- --- ------- ---------------------
1> ETH0 Active x04 xC8 Ethernet0/0
2> SER1 Active xC8 Serial0/0
3> TR0 Active x04 xC8 TokenRing0/0
Router# show snasw port detail
Interface name Ethernet0/0
Port type Shared Access Transport Facility
Link station role Negotiable
Max send frame data (BTU) size 1436
Maximum receive BTU size 1436
Effective capacity 16 Mbps
Propagation delay 384 microseconds
User defined parameter 1 128
User defined parameter 2 128
User defined parameter 3 128
Total available link stations 3000
Number reserved for inbound link stations 0
Number reserved for outbound link stations 0
HPR requires link level error recovery No
Maximum activation attempts 0
Implicit links are uplink to End Nodes No
Activation XID exchange limit 9
Non-activation XID exchange limit 5
Target pacing window size 7
Related Commands
|
|
snasw port |
Specifies the DLCs used by SNASw. |
show snasw pu
To display the Switching Services (SNASw) physical unit (PU)s that require or request system services control points (SSCP)-PU services, use the show snasw pu command.
show snasw pu [brief | detail] [active | not-active] [dlus dlus-filter] [name pu-name-filter]
Syntax Description
brief |
(Optional) Indicates that one line per PU is displayed. The brief version includes the PU name, PU ID, state, defined Dependent Logical Unit Server (DLUS), and current DLUS. |
detail |
(Optional) Indicates that a detailed, multiline display that shows all fields returned for a link is displayed. |
active |
(Optional) Displays the active snasw PUs. |
not-active |
(Optional) Displays the PUs that are not active. |
dlus dlus-filter |
(Optional) Indicates the fully qualified DLUS name (1 to 17 characters). Only PUs that are served by the DLUS specified are displayed. |
name pu-name-filter |
(Optional) Indicates a PU name to filter (1 to 8 characters). Only PUs matching this name are displayed. |
Command Modes
EXEC
Defaults
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
Examples
The following is sample output from the show snasw pu command:
PU Name PU ID State Defined DLUS Current DLUS
-------- -------- -------- ----------------- -----------------
1> PL9101 19103001 Active NETA.SJMVS3
Router# show snasw pu detail
Active DLUS name NETA.SJMVS3
PU ID (IDBLK/IDNUM) X'19103001'
DLUS session state Active
Automatic Network Shutdown support Stop
DLUS retry timeout (seconds) 0
DLUS pipe PCID X'FC0B862E4B1CE8FB'
DLUS pipe CP Name NETA.DLUR2
Related Commands
|
|
show snasw dlus |
Displays the SNASw DLUS objects. |
show snasw rtp
To display the SNA Switching Services (SNASw) Rapid Transit Protocol (RTP) connections, use the show snasw rtp command in user EXEC or privileged EXEC mode.
show snasw rtp [brief | detail] [class-of-service cos-name] [cpname netid.cpname] [name connection-name-filter] [tcid tcid-connection] [history] [connected | pathswitch]
Syntax Description
brief |
(Optional) Indicates that one-line per RTP is displayed. The brief version of the display includes the RTP name, local transport connection identifier (TCID), remote TCID, remote control point (CP) name, and class of service (CoS). |
detail |
(Optional) Indicates that a detailed, multiline display, which shows all the fields for RTP is displayed. |
class-of-service cos-name |
(Optional) Shows specific High-Performance Routing (HPR) RTP connections by CoS name. |
cpname netid.cp-name |
(Optional) Displays specific HPR RTP connections by a fully qualified partner CP name, consisting of both the network ID and the CP name. |
name connection-name-filter |
(Optional) Indicates the name of the RTP connection (1 to 8 characters). Only the origins of transmission group (TG) records or destinations that match the specified name or node records appear. |
tcid tcid-connection |
(Optional) Displays the specific HPR RTP connection for the local TCID connections. |
history |
(Optional) Displays the HPR RTP rate graphs for each RTP connection. These graphs include the last 60 seconds, 60 minutes, and 72 hours for the Adaptive Rate Based (ARB) allowed send rate and actual receive rate. Graphs are not available for RSETUP pipes. |
connected |
(Optional) Displays RTP connections that are active and not currently path switching. |
pathswitch |
(Optional) Displays RTP connections that are currently attempting a path switch. |
Defaults
The default display is brief.
Command Modes
User EXEC
Privileged EXEC
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.0(7)T |
This command was integrated into Cisco IOS Release 12.0 T. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.4(10) |
The history keyword was added to provide the history of HPR RTP rate graphs for each RTP connection. |
Usage Guidelines
HPR RTP pipes use a unique flow and congestion control algorithm called ARB flow control. ARB allows HPR pipes to measure the network's level of congestion and dynamically adjust the rate of data input into the network, so that the network is highly utilized and congestion is avoided. If actual losses occur, ARB can also react to those losses.
Examples
show snasw rtp Command Example
The following is sample output from the show snasw rtp command and shows a CP-CP session pipe to CISCO.B:
Number of RTP connections 1
Local TCID (hex) Remote TCID (hex) Remote CP Name COS
---------------- ----------------- ----------------- --------
1> 0000000001000000 0000000001000000 CISCO.B CPSVCMG
Router# show snasw rtp detail
Number of RTP connections 1
Local NCEID X'4052303030303031'
Local TCID X'0000000001000000'
Remote TCID X'0000000001000000'
Class of service name CPSVCMG
Number of short request timeouts 0
Total packets received 25
Total packets discarded 0
Total Session Connector frames sent 2
Total Session Connector frames received 2
Number of invalid SNA frames received 0
Number of gaps detected 0
Smoothed round trip delay time 352
Last round trip delay time 8
Number of active sessions 2
Link name of first hop LINKT
Performing ISR boundary function No
RTP connection type CP-CP session
show snasw session
To display the Switching Services (SNASw) session objects, use the show snasw session command.
show snasw session [local | dlur | intermediate] [name session-name-filter] [pcid pcid-filter] [brief | detail | intermediate] [active | not-active]
Syntax Description
local |
(Optional) Indicates that the scope of the display is limited to the types of sessions indicated. Local sessions are those that terminate on the node. Examples include control point (CP)-CP sessions and Dependent Logical Unit Requestor (DLUR)-Dependent Logical Unit Server (DLUS) sessions. |
dlur |
(Optional) Indicates that the scope of the display is limited to the types of sessions indicated. DLUS sessions are logical unit (LU)-LU sessions passing through the node, which are using the DLUR for dependent session. |
intermediate |
(Optional) Indicates that the scope of the display is limited to the types of sessions indicated. Intermediate sessions are LU-LU sessions passing through the node and are not DLUR-associated. |
name session-name-filter |
(Optional) Indicates the fully qualified name (1 to 17 characters). Only sessions that have a local or remote endpoint LU name matching the supplied name are displayed. |
pcid pcid-filter |
(Optional) Indicates an 8-byte procedure correlation identifier (PCID) specified in hexadecimal form. All sessions matching the PCID filter are displayed. |
brief |
(Optional) Indicates that one line per session is displayed. The brief version includes PCID, state (active or inactive), session endpoint LU names, and mode. |
detail |
(Optional) Indicates that a detailed, multiline display that shows all fields returned for the session is displayed. |
active |
(Optional) Displays the active snasw sessions. |
not-active |
(Optional) Displays the snasw sessions that are not active. |
Command Modes
EXEC
Defaults
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
Examples
The following is sample output from the show snasw session command:
Router# show snasw session
Number of local endpoint sessions 4
SNA Local Endpoint Sessions
PCID (hex) Partner LU Name Link Name Mode COS
---------------- ----------------- --------- -------- -------
1> F4276146FE1472AB CISCO.C @I000003 CPSVCMG CPSVCMG
2> F42754959A918058 CISCO.C @I000003 CPSVCMG CPSVCMG
3> F4276146FE1472AA CISCO.A @R000002 CPSVCMG CPSVCMG
4> F4276DF74485118B CISCO.A @R000002 CPSVCMG CPSVCMG
Number of intermediate sessions 2
SNA Intermediate Sessions
PCID (hex) Primary LU Name Secondary LU Name Mode COS
---------------- ----------------- ----------------- -------- -------
1> F42754959A918059 CISCO.C CISCO.A SNASVCMG SNASVCMG
2> F42754959A91805A CISCO.C CISCO.A #INTER #INTER
Number of intermediate DLUR sessions 0
SNA DLUR Assisted Intermediate Sessions
PCID (hex) Primary LU Name Secondary LU Name Mode COS
---------------- ----------------- ----------------- -------- -------
The following is sample output from the show snasw session detail command:
Router# show snasw session detail
Number of local endpoint sessions 4
Class of service name CPSVCMG
Transmission priority Network
Carried over a limited resource No
SSCP ID received in ACTPU X'000000000000'
Session timeout period (ms) 0
Outbound LFSID (SIDH,SIDL,ODAI) X'02',X'00',B'0'
Procedure correlator ID (PCID) X'F4276146FE1472AB'
PCID generator CP name CISCO.B
FID2 Session ID X'F4276146FE1472AB'
Maximum send RU size 1152
Maximum receive RU size 1152
Total data frames received 1
Total FMD data frames sent 3
Total FMD data frames received 1
Max receive pacing window 7
Current send pacing window 7
Current receive pacing window 7
Related Commands
|
|
show snasw link |
Displays SNASw link objects. |
show snasw statistics
To display Switching Services (SNASw) node-wide information, use the show snasw statistics command.
show snasw statistics
Syntax Description
This command has no arguments or keywords.
Command Modes
EXEC
Defaults
No default behaviors or values
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show snasw statistics command:
Router# show snasw statistics
SNASw Subsystem Uptime 3 hrs, 19 mins, 36 secs
Maximum number of cache entries 10000
Current number of cache entries 0
Current number of home entries 2
Current number of registry entries 4
Total number of entries in directory 6
Number of directed locates sent 2
Number of directed locates returned not found 0
Number of directed locates received 0
Number of broadcast locates sent 0
Number of broadcast locates returned not found 0
Number of broadcast locates received 0
Number of locates outstanding 0
Maximum number of nodes 0
Current number of nodes 4
Total number of received TDUs 0
Total number of sent TDUs 0
Total received TDUs with lower RSN 0
Total received TDUs with equal RSN 0
Total received TDUs with higher RSN 0
Total received TDUs with higher odd value RSN 0
Total node state changes requiring TDUs 0
Total database inconsistencies detected 0
Total number of timer based TDUs generated 0
Total number of node records purged 0
Total received TG updates with lower RSN 0
Total received TG updates with equal RSN 0
Total received TG updates with higher RSN 0
Total received TG updates with higher odd RSN 0
Total TG state changes requiring TG updates 5
Total TG database inconsistencies detected 0
Total number of timer TG updates generated 0
Total number of TG records purged 0
Total number of routes calculated 2
Total number of routes rejected 0
Total number of cache hits in route calculation 0
Total number of cache misses in rte calculation 7
Total number of TDU wars detected 0
CPU/Memory usage per SNA Switch process
Process Name CPU Time (ms) Memory Used (bytes)
----------------------------------- ------------- -------------------
2> N-Base allocated memory 0 79484
3> Buffer Manager (BM) 12 232
4> Node Operator Facility (NOF) 152 13188
5> Address Space Manager (ASM) 28 1296
6> Address Space (AS) 24 0
7> Session Services (SS) 36 1676
8> Directory Services (DS) 92 550036
9> Configuration Services (CS) 48 9148
10> Management Services (MS) 4 252
11> Multiple Domain Support (MDS) 0 3792
12> Topology & Routing Services (TRS) 24 22368
13> Session Connector Manager (SCM) 12 2232
14> Session Connector (SCO) 0 1232
15> Session Manager (SM) 56 13416
16> Resource Manager (RM) 64 0
17> Presentation Services (PS) 68 0
18> Half Session (HS) 29 0
19> Path Control (PC) 188 50712
20> Data Link Control (DLC) 112 144
21> Dependent LU Requester (DR) 12 7032
22> High Performance Routing (HPR) 12 3632
23> Rapid Transport Protocol (RTP) 116 18460
Related Commands
|
|
show snasw node |
Displays details and statistics of the SNASw operation. |
show snasw summary-ipstrace
To display the continuously running "footprint" summary interprocess signal trace on the router console, use the show snasw summary-ipstrace command.
show snasw summary-ipstrace [id recordid] [all | next number-records | last number-records] [filter filter-string]
Syntax Description
id recordid |
(Optional) Indicates that the 1 to 99999 trace record identifier. Only the frame ID that matches the record specified is displayed. |
all |
(Optional) Specifies that all records are displayed. |
next number-records |
(Optional) Displays records from the beginning, or following a record ID. |
last number-records |
(Optional) Displays records from the end or prior to the record ID. Indicates that the last x frames before the record identified in the ID operand (or before the last record in the trace if the ID operand is not coded) are displayed. |
filter filter-string |
(Optional) Indicates that a string follows against which the formatted trace output is filtered. Only frames that contain the filter-string argument are displayed. |
Command Modes
EXEC
Defaults
No default behaviors or values
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.0(7)T |
This command was integrated into Cisco IOS Release 12.0 T. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show snasw summary-ipstrace command:
Router# show snasw summary-ipstrace
433414 : VERB_SIGNAL : SCM(20E0000) -> TRS(20D0000) Q 1
433415 : VERB_SIGNAL : --(0) -> TRS(20D0000) Q 1
433416 : VERB_SIGNAL : TRS(20D0000) -> SS(2080000) Q 1
433417 : VERB_SIGNAL : --(0) -> SS(2080000) Q 1
433418 : VERB_SIGNAL : SS(2080000) -> CS(20A0000) Q 2
433419 : VERB_SIGNAL : --(0) -> CS(20A0000) Q 2
433420 : VERB_SIGNAL : CS(20A0000) -> --(2040000) Q 1
433421 : VERB_SIGNAL : --(0) -> --(2040000) Q 1
433422 : VERB_SIGNAL : --(0) -> NOF(2050000) Q 80
433423 : VERB_SIGNAL : --(0) -> NOF(2050000) Q 80
433424 : VERB_SIGNAL : NOF(2050000) -> DS(2090000) Q 1
433425 : VERB_SIGNAL : --(0) -> DS(2090000) Q 1
433426 : VERB_SIGNAL : DS(2090000) -> --(2040000) Q 1
433427 : VERB_SIGNAL : --(0) -> --(2040000) Q 1
433428 : VERB_SIGNAL : --(0) -> NOF(2050000) Q 80
433429 : VERB_SIGNAL : --(0) -> NOF(2050000) Q 80
433430 : VERB_SIGNAL : NOF(2050000) -> TRS(20D0000) Q 1
433431 : VERB_SIGNAL : --(0) -> TRS(20D0000) Q 1
433432 : VERB_SIGNAL : TRS(20D0000) -> --(2040000) Q 1
433433 : VERB_SIGNAL : --(0) -> --(2040000) Q 1
Related Commands
|
|
snasw dump |
Copies problem determination logs and traces from internal buffers to an external file server. |
show snasw topology
To display Switching Services (SNASw) topology records, use the show snasw topology command.
show snasw topology [name cp-name-filter] [brief | detail]
Syntax Description
name cp-name-filter |
(Optional) Indicates the fully qualified name of the control point (CP) (1 to 17 characters). Only records that match the cpname specified are displayed. |
brief |
(Optional) Indicates one line per topology record is displayed. |
detail |
(Optional) Indicates that a detailed, multiline display of topology information. |
Command Modes
EXEC
Defaults
The default display is brief.
Command History
|
|
12.0(5)XN |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show snasw topology command:
Router# show snasw topology
Number of topology entries 2
Dest. Node Name Type TG# TG Type TG Status
----------------- ---- --- ---------------- ---------------------
1> NETA.MVSD Intr 21 Uplink CP-CP sessions active
2> NETA.BERNIEPU Enpt 0 Downlink Active
The following is sample output from the show snasw topology detail command:
Router# show snasw topo detail
Number of topology entries 2
Destination node name NETA.MVSD
Destination node type Intermediate
Transmission Group Number 21
Resource Sequence Number 0
TG status CP-CP sessions active
Active CP-CP sessions for this TG Yes
Effective capacity 16 Mbps
Cost per connect time 196
Propagation delay 384 microseconds
User defined parameter 1 128
User defined parameter 2 128
User defined parameter 3 128
Destination node name NETA.BERNIEPU
Destination node type Endpoint
Transmission Group Number 0
Resource Sequence Number 0
Active CP-CP sessions for this TG No
Branch link type Downlink
Effective capacity 16 Mbps
Cost per connect time 196
Propagation delay 384 microseconds
User defined parameter 1 128
User defined parameter 2 128
User defined parameter 3 128
Related Commands
|
|
show snasw link |
Displays SNASw link objects. |
show source-bridge
To display the current source bridge configuration and miscellaneous statistics, use the show source-bridge command in privileged EXEC mode.
show source-bridge [interface]
Syntax Description
interface |
(Optional) Displays the current source bridge configuration over all interfaces and a summary of all packets sent and received over each interface, not just the number of packets forwarded through the bridge. |
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.2 |
The interface keyword was added. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show source-bridge command:
Router# show source-bridge
Local Interfaces: receive transmit
srn bn trn r p s n max hops cnt cnt drops
TR0 5 1 10 * * 7 39:1002 23:62923
This peer: TCP 10.136.92.92
Maximum output TCP queue length, per peer: 100
Peers: state lv pkts_rx pkts_tx expl_gn drops TCP
TCP 10.136.92.92 - 2 0 0 0 0 0
TCP 10.136.93.93 open 2* 18 18 3 0 0
bn: 1 rn: 5 local ma: 4000.3080.844b TokenRing0 fwd: 18
bn: 1 rn: 2 remote ma: 4000.3080.8473 TCP 10.136.93.93 fwd: 36
Explorers: ------- input ------- ------- output -------
spanning all-rings total spanning all-rings total
The following is sample output from the show source-bridge command when Token Ring LAN emulation (LANE) is configured.
Router# show source-bridge
Local Interfaces: receive transmit
srn bn trn r p s n max hops cnt cnt drops
AT2/0.1 2048 5 256 * f 7 7 7 5073 5072 0
To3/0/0 1 1 256 * f 7 7 7 4719 4720 0
TCP Queue Length maximum: 100
No TCP peername set, TCP transport disabled
Maximum output TCP queue length, per peer: 100
bn: 5 rn: 2048 local ma: 4000.0ca0.5b40 ATM2/0.1 fwd: 5181
bn: 1 rn: 1 local ma: 4000.3005.da06 TokenRing3/0/0 fwd: 5180
Explorers: ------- input ------- ------- output -------
spanning all-rings total spanning all-rings total
Local: fastswitched 20 flushed 0 max Bps 38400
rings inputs bursts throttles output drops
The following is sample output from the show source-bridge command with the interface keyword specified:
Router# show source-bridge interface
Interface St MAC-Address srn bn trn r x p b c IP-Address In Out
To0/0 up 0000.300a.7c06 1 1 2009 * b F 10.2.0.9 63836 75413
To0/1 up 0000.300a.7c86 2 1 2009 * b F 10.1.0.9 75423 63835
To0/2 up 0000.300a.7c46 1001 1 2009 * b F 5845 5845
Table 91 describes the significant fields shown in the displays.
Table 91 show source-bridge Field Descriptions
|
|
Local Interfaces: |
Description of local interfaces. |
srn |
Ring number of this Token Ring. |
bn |
Bridge number of this router for this ring. |
trn |
Group in which the interface is configured. Can be the target ring number or virtual ring group. |
r |
Ring group is assigned. An asterisk (*) in this field indicates that a ring group has been assigned for this interface. |
p |
Interface can respond with proxy explorers. An asterisk (*) in this field indicates that the interface can respond to proxy explorers. |
s |
Spanning-tree explorers enabled on the interface. An asterisk (*) indicates that this interface will forward spanning-tree explorers. |
n |
Interface has NetBIOS name caching enabled. An asterisk (*) in this field indicates that the interface has NetBIOS name caching enabled. |
max hops |
Maximum number of hops. |
receive cnt |
Bytes received on the interface for source bridging. |
transmit cnt |
Bytes sent on the interface for source bridging. |
drops |
Number of dropped packets. |
Ring Group n: |
The number of the ring group. |
This peer: |
Address and address type of this peer. |
Maximum output TCP queue length, per peer: |
Maximum number of packets queued on this peer before the Cisco IOS software starts dropping packets. |
Peers: |
Addresses and address types of the ring group peers. |
state |
Current state of the peer, open or closed. A hyphen indicates this router. |
lv |
Indicates local acknowledgment. |
pkts_rx |
Number of packets received. |
pkts_tx |
Number of packets sent. |
expl_gn |
Explorers generated. |
drops |
Number of packets dropped. |
TCP |
Lists the current TCP backup queue length. |
Rings: |
Describes the ring groups. Information displayed is the bridge groups, ring groups, whether each group is local or remote, the MAC address, the network address or interface type, and the number of packets forwarded. A type shown as "locvrt" indicates a local virtual ring used by SDLLC or SR/TLB; a type shown as "remvrt" indicates a remote virtual ring used by SDLC Logical Link Control (SDLLC) or source-route translational bridging (SR/TLB). |
Explorers: |
This section describes the explorer packets that the Cisco IOS software has sent and received. |
input |
Explorers received by Cisco IOS software. |
output |
Explorers generated by Cisco IOS software. |
TR0 |
Interface on which explorers were received. |
spanning |
Spanning-tree explorers. |
all-rings |
All-rings explored. |
total |
Summation of spanning and all-rings. |
fastswitched |
Number of fast-switched packets. |
flushed |
Number of flushed packets. |
max Bps |
Maximum bytes per second. |
rings |
Interface for the particular ring. |
inputs |
Number of inputs. |
bursts |
Number of bursts. |
throttles |
Number of throttles. |
output drops |
Number of output drops. |
show span
To display the spanning-tree topology known to the router, use the show span command in user EXEC or privileged EXEC mode.
show span
Syntax Description
This command has no arguments or keywords.
Command Modes
User EXEC
Privileged EXEC
Command History
|
|
10.3 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show span command:
Bridge Group 1 is executing the IBM compatible Spanning Tree Protocol
Bridge Identifier has priority 32768, address 0000.0c0c.f68b
Configured hello time 2, max age 6, forward delay 4
Current root has priority 32768, address 0000.0c0c.f573
Root port is 001A (TokenRing0/0), cost of root path is 16
Topology change flag not set, detected flag not set
Times: hold 1, topology change 30, notification 30
hello 2, max age 6, forward delay 4, aging 300
Timers: hello 0, topology change 0, notification 0
Port 001A (TokenRing0/0) of bridge group 1 is forwarding. Path cost 16
Designated root has priority 32768, address 0000.0c0c.f573
Designated bridge has priority 32768, address 0000.0c0c.f573
Designated port is 001B, path cost 0, peer 0
Timers: message age 1, forward delay 0, hold 0
Port 002A (TokenRing0/1) of bridge group 1 is blocking. Path cost 16
Designated root has priority 32768, address 0000.0c0c.f573
Designated bridge has priority 32768, address 0000.0c0c.f573
Designated port is 002B, path cost 0, peer 0
Timers: message age 0, forward delay 0, hold 0
Port 064A (spanRSRB) of bridge group 1 is disabled. Path cost 250
Designated root has priority 32768, address 0000.0c0c.f573
Designated bridge has priority 32768, address 0000.0c0c.f68b
Designated port is 064A, path cost 16, peer 0
Timers: message age 0, forward delay 0, hold 0
A port (spanRSRB) is created with each virtual ring group. The port will be disabled until one or more peers go into open state in the ring group.
show spanning-tree
To display spanning-tree information for the specified spanning-tree instances, use the show spanning-tree command in privileged EXEC mode.
Cisco 2600, 3660, and 3845 Series Switches
show spanning-tree [bridge-group] [active | backbonefast | blockedports | bridge | brief | inconsistentports | interface interface-type interface-number| root | summary [totals] | uplinkfast | vlan vlan-id]
Cisco 6500/6000 Catalyst Series Switches and Cisco 7600 Series Routers
show spanning-tree [bridge-group | active | backbonefast | bridge [id] | detail | inconsistentports | interface interface-type interface-number [portfast [edge]] | mst [list | configuration [digest]] | root | summary [totals] | uplinkfast | vlan vlan-id | port-channel number | pathcost method]
Syntax Description
bridge-group |
(Optional) Specifies the bridge group number. The range is 1 to 255. |
active |
(Optional) Displays spanning-tree information on active interfaces only. |
backbonefast |
(Optional) Displays spanning-tree BackboneFast status. |
blockedports |
(Optional) Displays blocked port information. |
bridge |
(Optional) Displays status and configuration of this switch. |
brief |
(Optional) Specifies a brief summary of interface information. |
configuration [digest] |
(Optional) Displays the multiple spanning-tree current region configuration. |
inconsistentports |
(Optional) Displays information about inconsistent ports. |
interface interface-type interface-number |
(Optional) Specifies the type and number of the interface. Enter each interface designator, using a space to separate it from the one before and the one after. Ranges are not supported. Valid interfaces include physical ports and virtual LANs (VLANs). See the "Usage Guidelines" for valid values. |
list |
(Optional) Specifies a multiple spanning-tree instance list. |
mst |
(Optional) Specifies multiple spanning-tree. |
portfast [edge] |
(Optional) Displays spanning-tree PortFast edge interface operational status. Beginning with Cisco IOS Release 12.2(33)SXI, the edge keyword is required. In earlier releases, the edge keyword is not used. |
root |
(Optional) Displays root-switch status and configuration. |
summary |
(Optional) Specifies a summary of port states. |
totals |
(Optional) Displays the total lines of the spanning-tree state section. |
uplinkfast |
(Optional) Displays spanning-tree UplinkFast status. |
vlan vlan-id |
(Optional) Specifies the VLAN ID. The range is 1 to 1005. Beginning with Cisco IOS Release 12.4(15)T, the valid VLAN ID range is from 1 to 4094. If the vlan-id value is omitted, the command applies to the spanning-tree instance for all VLANs. |
id |
(Optional) Identifies the spanning tree bridge. |
detail |
(Optional) Shows status and configuration details. |
port-channel number |
(Optional) Identifies the Ethernet channel associated with the interfaces. |
pathcost method |
(Optional) Displays the default path-cost calculation method that is used. See the "Usage Guidelines" section for the valid values. |
Command Modes
Privileged EXEC (#)
Command History
|
|
12.0(1)T |
This command was introduced. |
12.0(5.2)WC(1) |
This command was integrated into Cisco IOS Release 12.0(5.2)WC(1). |
12.1(6)EA2 |
This command was integrated into Cisco IOS Release 12.1(6)EA2. The following keywords and arguments were added: bridge-group, active, backbonefast, blockedports, bridge, inconsistentports, pathcost method, root, totals, and uplinkfast. |
12.2(14)SX |
Support for this command was introduced on the Supervisor Engine 720. |
12.2(15)ZJ |
The syntax added in Cisco IOS Release 12.1(6)EA2 was implemented on the Cisco 2600 series, Cisco 3600 series, and Cisco 3700 series routers. |
12.2(17d)SXB |
Support for this command on the Supervisor Engine 2 was extended to Cisco IOS Release 12.2(17d)SXB. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.3(4)T |
The platform support and syntax added in Cisco IOS Release 12.2(15)ZJ was integrated into Cisco IOS Release 12.3(4)T. |
12.4(15)T |
This command was modified to extend the range of valid VLAN IDs to 1-4094 for specified platforms. |
12.2(33)SXI |
This command was modified to require the edge keyword after portfast. The command output was modified to show the status of Bridge Assurance and PVST Simulation. |
Usage Guidelines
The keywords and arguments that are available with the show spanning-tree command vary depending on the platform you are using and the network modules that are installed and operational.
Cisco 2600, 3660, and 3845 Series Switches
The valid values for interface interface-type are:
•fastethernet—Specifies a Fast Ethernet IEEE 802.3 interface.
•port-channel—Specifies an Ethernet channel of interfaces.
Cisco 6500/6000 Catalyst Switches and 7600 Series Routers
The port-channel number values from 257 to 282 are supported on the Content Switching Module (CSM) and the Firewall Services Module (FWSM) only.
The interface-number argument designates the module and port number. Valid values for interface-number depend on the specified interface type and the chassis and module that are used. For example, if you specify a Gigabit Ethernet interface and have a 48-port 10/100BASE-T Ethernet module that is installed in a 13-slot chassis, valid values for the module number are from 2 to 13 and valid values for the port number are from 1 to 48.
When checking spanning tree-active states and you have a large number of VLANs, you can enter the show spanning-tree summary total command. You can display the total number of VLANs without having to scroll through the list of VLANs.
The valid values for interface interface-type are:
•fastethernet—Specifies a Fast Ethernet IEEE 802.3 interface.
•port-channel—Specifies an Ethernet channel of interfaces.
•atm—Specifies an Asynchronous Transfer Mode (ATM) interface.
•gigabitethernet—Specifies a Gigabit Ethernet IEEE 802.3z interface.
•multilink—Specifies a multilink-group interface.
•serial—Specifies a serial interface.
•vlan—Specifies a catalyst VLAN interface.
The valid values for keyword pathcoast method are:
•append—Appends the redirected output to a URL (supporting the append operation).
•begin—Begins with the matching line.
•exclude—Excludes matching lines.
•include—Includes matching lines.
•redirect—Redirects output to a URL.
•tee—Copies output to a URL.
When you run the show spanning-tree command for a VLAN or an interface the switch router will display the different port states for the VLAN or interface. The valid spanning-tree port states are listening, learning, forwarding, blocking, disabled, and loopback. See Table 0-92 for definitions of the port states:
Table 0-92 show spanning-tree vlan Command Port States
|
|
LIS |
Listening is when the port spanning tree initially starts to listen for BPDU packets for the root bridge. |
LRN |
Learning is when the port sets the proposal bit on the BPDU packets it sends out |
FWD |
Forwarding is when the port is sending and listening to BPDU packets and forwarding traffic. |
BLK |
Blocked is when the port is still sending and listening to BPDU packets but is not forwarding traffic. |
DIS |
Disabled is when the port is not sending or listening to BPDU packets and is not forwarding traffic. |
LBK |
Loopback is when the port receives its own BPDU packet back. |
Examples
Cisco 2600, 3660, and 3845 Series Switches
The following example shows that bridge group 1 is running the VLAN Bridge Spanning Tree Protocol:
Router# show spanning-tree 1
Bridge group 1 is executing the VLAN Bridge compatible Spanning Tree Protocol
Bridge Identifier has priority 32768, address 0000.0c37.b055
Configured hello time 2, max age 30, forward delay 20
We are the root of the spanning tree
Port Number size is 10 bits
Topology change flag not set, detected flag not set
Times: hold 1, topology change 35, notification 2
hello 2, max age 30, forward delay 20
Timers: hello 0, topology change 0, notification 0
Port 8 (Ethernet1) of Bridge group 1 is forwarding
Port path cost 100, Port priority 128
Designated root has priority 32768, address 0000.0c37.b055
Designated bridge has priority 32768, address 0000.0c37.b055
Designated port is 8, path cost 0
Timers: message age 0, forward delay 0, hold 0
BPDU: sent 184, received 0
The following is sample output from the show spanning-tree summary command:
Router# show spanning-tree summary
Name Blocking Listening Learning Forwarding STP Active
-------------------- -------- --------- -------- ---------- ----------
-------------------- -------- --------- -------- ---------- ----------
Table 93 describes the significant fields shown in the display.
Table 93 show spanning-tree summary Field Descriptions
|
|
UplinkFast |
Indicates whether the spanning-tree UplinkFast feature is enabled or disabled. |
Name |
Name of VLAN. |
Blocking |
Number of ports in the VLAN in a blocking state. |
Listening |
Number of ports in a listening state. |
Learning |
Number of ports in a learning state. |
Forwarding |
Number of ports in a forwarding state. |
STP Active |
Number of ports using the Spanning-Tree Protocol. |
The following is sample output from the show spanning-tree brief command:
Router# show spanning-tree brief
Spanning tree enabled protocol IEEE
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Spanning tree enabled protocol IEEE
Name Port ID Prio Cost Sts Cost Bridge ID Port ID
------- ------- ---- ---- --- ---- -------------- -------
Fa0/11 128.17 128 100 BLK 38 0404.0400.0001 128.17
Fa0/12 128.18 128 100 BLK 38 0404.0400.0001 128.18
Fa0/13 128.19 128 100 BLK 38 0404.0400.0001 128.19
Fa0/14 128.20 128 100 BLK 38 0404.0400.0001 128.20
Fa0/15 128.21 128 100 BLK 38 0404.0400.0001 128.21
Fa0/16 128.22 128 100 BLK 38 0404.0400.0001 128.22
Fa0/17 128.23 128 100 BLK 38 0404.0400.0001 128.23
Fa0/18 128.24 128 100 BLK 38 0404.0400.0001 128.24
Fa0/19 128.25 128 100 BLK 38 0404.0400.0001 128.25
Fa0/20 128.26 128 100 BLK 38 0404.0400.0001 128.26
Fa0/21 128.27 128 100 BLK 38 0404.0400.0001 128.27
Name Port ID Prio Cost Sts Cost Bridge ID Port ID
------- ------- ---- ---- --- ---- -------------- -------
Fa0/22 128.28 128 100 BLK 38 0404.0400.0001 128.28
Fa0/23 128.29 128 100 BLK 38 0404.0400.0001 128.29
Fa0/24 128.30 128 100 BLK 38 0404.0400.0001 128.30 Hello Time 2 sec Max Age 20
sec Forward Delay 15 sec
Table 94 describes the significant fields shown in the display.
Table 94 show spanning-tree brief Field Descriptions
|
|
VLAN1 |
VLAN for which spanning-tree information is shown. |
Spanning tree enabled protocol |
Type of spanning tree (IEEE, IBM, CISCO). |
ROOT ID |
Indicates the root bridge. |
Priority |
Priority indicator. |
Address |
MAC address of the port. |
Hello Time |
Amount of time, in seconds, that the bridge sends bridge protocol data units (BPDUs). |
Max Age |
Amount of time, in seconds, that a BPDU packet should be considered valid. |
Forward Delay |
Amount of time, in seconds, that the port spends in listening or learning mode. |
Port Name |
Interface type and number of the port. |
Port ID |
Identifier of the named port. |
Prio |
Priority associated with the port. |
Cost |
Cost associated with the port. |
Sts |
Status of the port. |
Designated Cost |
Designated cost for the path. |
Designated Bridge ID |
Bridge identifier of the bridge assumed to be the designated bridge for the LAN associated with the port. |
The following is sample output from the show spanning-tree vlan 1 command:
Router# show spanning-tree vlan 1
Spanning tree 1 is executing the IEEE compatible Spanning Tree protocol
Bridge Identifier has priority 32768, address 00e0.1eb2.ddc0
Configured hello time 2, max age 20, forward delay 15
Current root has priority 32768, address 0010.0b3f.ac80
Root port is 5, cost of root path is 10
Topology change flag not set, detected flag not set, changes 1
Times: hold 1, topology change 35, notification 2
hello 2, max age 20, forward delay 15
Timers: hello 0, topology change 0, notification 0
Interface Fa0/1 in Spanning tree 1 is down
Port path cost 100, Port priority 128
Designated root has priority 32768, address 0010.0b3f.ac80
Designated bridge has priority 32768, address 00e0.1eb2.ddc0
Designated port is 1, path cost 10
Timers: message age 0, forward delay 0, hold 0
Table 95 describes the significant fields shown in the display.
Table 95 show spanning-tree vlan Field Descriptions
|
|
Spanning tree |
Type of spanning tree (IEEE, IBM, CISCO). |
Bridge Identifier |
Part of the bridge identifier and taken as the most significant part for bridge ID comparisons. |
address |
Bridge MAC address. |
Root port |
Identifier of the root port. |
Topology change |
Flags and timers associated with topology changes. |
The following is sample output from the show spanning-tree interface fastethernet0/3 command:
Router# show spanning-tree interface fastethernet0/3
Interface Fa0/3 (port 3) in Spanning tree 1 is down
Port path cost 100, Port priority 128
Designated root has priority 6000, address 0090.2bba.7a40
Designated bridge has priority 32768, address 00e0.1e9f.4abf
Designated port is 3, path cost 410
Timers: message age 0, forward delay 0, hold 0
Cisco 6500/6000 Series Catalyst Switches and 7600 Series Routers
This example shows how to display a summary of interface information:
Router#
show spanning-tree
Spanning tree enabled protocol ieee
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Bridge ID Priority 4097 (priority 4096 sys-id-ext 1)
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Interface Port ID Designated Port ID
Name Prio.Nbr Cost Sts Cost Bridge ID Prio.Nbr
---------------- -------- --------- --- --------- -------------------- --------
Gi2/1 128.65 4 LIS 0 4097 0004.9b78.0800 128.65
Gi2/2 128.66 4 LIS 0 4097 0004.9b78.0800 128.66
Fa4/3 128.195 19 LIS 0 4097 0004.9b78.0800 128.195
Fa4/4 128.196 19 BLK 0 4097 0004.9b78.0800 128.195
Table 96 describes the fields that are shown in the example.
Table 96 show spanning-tree Command Output Fields
|
|
Port ID Prio.Nbr |
Port ID and priority number. |
Cost |
Port cost. |
Sts |
Status information. |
This example shows how to display information about the spanning tree on active interfaces only:
Router#
show spanning-tree active
VLAN1 is executing the ieee compatible Spanning Tree protocol
Bridge Identifier has priority 32768, address 0050.3e8d.6401
Configured hello time 2, max age 20, forward delay 15
Current root has priority 16384, address 0060.704c.7000
Root port is 265 (FastEthernet5/9), cost of root path is 38
Topology change flag not set, detected flag not set
Number of topology changes 0 last change occurred 18:13:54 ago
Times: hold 1, topology change 24, notification 2
hello 2, max age 14, forward delay 10
Timers: hello 0, topology change 0, notification 0
This example shows how to display the status of spanning-tree BackboneFast:
Router# show spanning-tree backbonefast
Number of transition via backboneFast (all VLANs) : 0
Number of inferior BPDUs received (all VLANs) : 0
Number of RLQ request PDUs received (all VLANs) : 0
Number of RLQ response PDUs received (all VLANs) : 0
Number of RLQ request PDUs sent (all VLANs) : 0
Number of RLQ response PDUs sent (all VLANs) : 0
This example shows how to display information about the spanning tree for this bridge only:
Router# show spanning-tree bridge
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
This example shows how to display detailed information about the interface:
Router#
show spanning-tree detail
VLAN1 is executing the ieee compatible Spanning Tree protocol
Bridge Identifier has priority 4096, address 00d0.00b8.1401
Configured hello time 2, max age 20, forward delay 15
We are the root of the spanning tree
Topology change flag not set, detected flag not set
Number of topology changes 9 last change occurred 02:41:34 ago
Times: hold 1, topology change 35, notification 2
hello 2, max age 20, forward delay 15
Timers: hello 1, topology change 0, notification 0, aging 300
Port 213 (FastEthernet4/21) of VLAN1 is forwarding
Port path cost 19, Port priority 128, Port Identifier 128.213.
Designated root has priority 4096, address 00d0.00b8.1401
Designated bridge has priority 4096, address 00d0.00b8.1401
Designated port id is 128.213, designated path cost 0
Timers: message age 0, forward delay 0, hold 0
Number of transitions to forwarding state: 1
BPDU: sent 4845, received 1
This example shows how to display information about the spanning tree for a specific interface:
Router# show spanning-tree interface fastethernet 5/9
Interface Fa0/10 (port 23) in Spanning tree 1 is ROOT-INCONSISTENT
Port path cost 100, Port priority 128
Designated root has priority 8192, address 0090.0c71.a400
Designated bridge has priority 32768, address 00e0.1e9f.8940
This example shows how to display information about the spanning tree for a specific bridge group:
Router#
show spanning-tree 1
Bridge group 1 is executing the ieee compatible Spanning Tree protocol
Bridge Identifier has priority 32768, address 00d0.d39c.004d
Configured hello time 2, max age 20, forward delay 15
Current root has priority 32768, address 00d0.d39b.fddd
Root port is 7 (FastEthernet2/2), cost of root path is 19
Topology change flag set, detected flag not set
Number of topology changes 3 last change occurred 00:00:01 ago
Times: hold 1, topology change 35, notification 2
hello 2, max age 20, forward delay 15
Timers: hello 0, topology change 0, notification 0 bridge aging time 15
Port 2 (Ethernet0/1/0) of Bridge group 1 is down
Port path cost 100, Port priority 128
Designated root has priority 32768, address 0050.0bab.1808
Designated bridge has priority 32768, address 0050.0bab.1808
Designated port is 2, path cost 0
Timers: message age 0, forward delay 0, hold 0
This example shows how to display a summary of port states:
Router#
show spanning-tree summary
Root bridge for: Bridge group 1, VLAN0001, VLAN0004-VLAN1005
VLAN1013-VLAN1499, VLAN2001-VLAN4094
EtherChannel misconfiguration guard is enabled
Extended system ID is enabled
Portfast is enabled by default
PortFast BPDU Guard is disabled by default
Portfast BPDU Filter is disabled by default
Loopguard is disabled by default
Pathcost method used is long
Name Blocking Listening Learning Forwarding STP Active
---------------------- -------- --------- -------- ---------- ----------
3584 vlans 3584 0 0 7168 10752
Blocking Listening Learning Forwarding STP Active
---------------------- -------- --------- -------- ---------- ----------
Total 3584 0 0 7169 10753
This example shows how to display the total lines of the spanning-tree state section:
Router#
show spanning-tree summary total
Root bridge for:Bridge group 10, VLAN1, VLAN6, VLAN1000.
Extended system ID is enabled.
PortFast BPDU Guard is disabled
EtherChannel misconfiguration guard is enabled
Default pathcost method used is long
Name Blocking Listening Learning Forwarding STP Active
-------------------- -------- --------- -------- ---------- ----------
105 VLANs 3433 0 0 105 3538
Number of transition via backboneFast (all VLANs) :0
Number of inferior BPDUs received (all VLANs) :0
Number of RLQ request PDUs received (all VLANs) :0
Number of RLQ response PDUs received (all VLANs) :0
Number of RLQ request PDUs sent (all VLANs) :0
Number of RLQ response PDUs sent (all VLANs) :0
This example shows how to display information about the spanning tree for a specific VLAN:
Router#
show spanning-tree vlan 200
Spanning tree enabled protocol ieee
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Interface Role Sts Cost Prio.Nbr Status
---------------- ---- --- --------- -------- --------------------------------
Fa4/4 Desg FWD 200000 128.196 P2p
Fa4/5 Back BLK 200000 128.197 P2p
Table 0-97 describes the fields that are shown in the example.
Table 0-97 show spanning-tree vlan Command Output Fields
|
|
Role |
Current 802.1w role; valid values are Boun (boundary), Desg (designated), Root, Altn (alternate), and Back (backup). |
Sts |
Spanning-tree states; valid values are BKN* (broken)1 , BLK (blocking), DWN (down), LTN (listening), LBK (loopback), LRN (learning), and FWD (forwarding). |
Cost |
Port cost. |
Prio.Nbr |
Port ID that consists of the port priority and the port number. |
Status |
Status information; valid values are as follows: •P2p/Shr—The interface is considered as a point-to-point (resp. shared) interface by the spanning tree. •Edge—PortFast has been configured (either globally using the default command or directly on the interface) and no BPDU has been received. •*ROOT_Inc, *LOOP_Inc, *PVID_Inc and *TYPE_Inc—The port is in a broken state (BKN*) for an inconsistency. The port would be (respectively) Root inconsistent, Loopguard inconsistent, PVID inconsistent, or Type inconsistent. •Bound(type)—When in MST mode, identifies the boundary ports and specifies the type of the neighbor (STP, RSTP, or PVST). •Peer(STP)—When in PVRST rapid-pvst mode, identifies the port connected to a previous version of the 802.1D bridge. |
This example shows how to determine if any ports are in the root-inconsistent state:
Router#
show spanning-tree inconsistentports
Name Interface Inconsistency
-------------------- -------------------- ------------------
VLAN1 FastEthernet3/1 Root Inconsistent
Number of inconsistent ports (segments) in the system :1
Related Commands
|
|
spanning-tree backbonefast |
Enables BackboneFast on all Ethernet VLANs. |
spanning-tree cost |
Sets the path cost of the interface for STP calculations. |
spanning-tree guard |
Enables or disables the guard mode. |
spanning-tree pathcost method |
Sets the default path-cost calculation method. |
spanning-tree portfast (interface configuration mode) |
Enables PortFast mode. |
spanning-tree portfast bpdufilter default |
Enables BPDU filtering by default on all PortFast ports. |
spanning-tree portfast bpduguard default |
Enables BPDU guard by default on all PortFast ports. |
spanning-tree port-priority |
Sets an interface priority when two bridges vie for position as the root bridge. |
spanning-tree uplinkfast |
Enables UplinkFast. |
spanning-tree vlan |
Enables the Spanning Tree Protocol (STP) on a VLAN. |
show stun
To display the current status of serial tunnel (STUN) connections, use the show stun command in privileged EXEC mode.
show stun [group stun-group-number] [address address-list]
Syntax Description
group stun-group-number |
(Optional) STUN group number. Valid numbers are decimal integers in the range from 1 to 255. |
address address-list |
(Optional) List of poll addresses. |
Command Modes
Privileged EXEC
Command History
|
|
10.0 |
This command was introduced. |
12.2(11)T |
The group and address keywords were added. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show stun command:
Serial0 -- 3174 Controller for test lab (group 1 [sdlc])
state rx-pkts tx-pkts drops poll
7[1] IF Serial1 open 20334 86440 5 8P
10[1] TCP 10.108.8.1 open 6771 7331 0
all[1] TCP 10.108.8.1 open 612301 2338550 1005
In the display, the first entry reports proxy that polling is enabled for address 7 and that serial 0 is running with modulus 8 on the primary side of the link. The link has received 20,334 packets, sent 86,440 packets, and dropped 5 packets.
Table 98 describes the significant fields shown in the output.
.
Table 98 show stun Field Descriptions
|
|
This peer |
Lists the peer name or address. The interface name (as defined by the description command), its STUN group number, and the protocol associated with the group are shown on the header line. |
STUN address |
Address or the word all if the default forwarding entry is specified, followed by a repeat of the group number given for the interface. |
Type of link |
Description of link, either a serial interface using serial transport (indicated by IF followed by interface name), or a TCP connection to a remote router (TCP followed by IP address). |
state |
State of the link: open is the normal, working state; direct indicates a direct link to another line, as specified with the direct keyword in the stun route command. |
rx-pkts |
Number of received packets. |
tx-pkts |
Number of sent packets. |
drops |
Number of packets that for whatever reason had to be dropped. |
poll |
Report of the proxy poll parameters, if any. P indicates a primary and S indicates a secondary node. The number before the letter is the modulus of the link. |
show subscriber-policy
To display the details of a subscriber policy, use the show subscriber-policy command in user EXEC or privileged EXEC mode.
show subscriber-policy range
Syntax Description
range |
Range of subscriber policy numbers (range 1 to 100). |
Command Modes
User EXEC
Privileged EXEC
Command History
|
|
11.3 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Examples
The following is sample output from the show subscriber-policy command:
Router# show subscriber-policy 1
Related Commands
|
|
bridge protocol |
Defines the type of Spanning Tree Protocol. |
bridge subscriber-policy |
Binds a bridge group with a subscriber policy. |
show bridge |
Displays classes of entries in the bridge forwarding database. |
subscriber-policy |
Defines or modifies the forward and filter decisions of the subscriber policy. |
shutdown (CMCC)
To shut down an interface or the virtual interface on the Cisco Mainframe Channel Connection (CMCC) adapter when the router is in interface configuration mode, use the shutdown command in interface configuration mode. The shutdown TN3270 server command also shuts down TN3270 entities, such as physical unit (PU), Dependent Logical Unit Requestor (DLUR), and DLUR service access point (SAP), depending on which configuration mode the router is in when the command is issued. To restart the interface or entity, use the no form of this command. The entity affected depends on the mode in which the command is issued.
shutdown
no shutdown
Syntax Description
This command has no arguments or keywords.
Defaults
The interface or entity is enabled.
Command Modes
Interface configuration
Command History
|
|
10.2 |
This command was introduced. |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Usage Guidelines
When using this command on a channel interface, the command applies to the entire CMCC adapter.
Examples
The following example issued in interface configuration mode shuts down the entire CMCC adapter:
shutdown (TN3270)
To shut down TN3270 entities, such as physical unit (PU), Dependent Logical Unit Requestor (DLUR), and DLUR service access point (SAP), use the shutdown command in the appropriate TN3270 server command modes. To restart the interface or entity, use the no form of this command.
shutdown
no shutdown
Syntax Description
This command has no arguments or keywords.
Defaults
The interface or entity is enabled.
Command Modes
TN3270 server configuration
PU configuration
DLUR configuration
DLUR PU configuration
DLUR SAP configuration
Listen-point configuration
Listen-point PU configuration
Command History
|
|
10.2 |
This command was introduced. |
11.2 |
Support was added for the following configuration modes: •TN3270 •PU •DLUR •DLUR SAP |
11.2(18)BC |
Support was added for the following configuration modes: •Listen-point •Listen-point PU |
12.2(33)SRA |
This command was integrated into Cisco IOS Release 12.2(33)SRA. |
12.2SX |
This command is supported in the Cisco IOS Release 12.2SX train. Support in a specific 12.2SX release of this train depends on your feature set, platform, and platform hardware. |
Usage Guidelines
The shutdown TN3270 command shuts down the TN3270 entities according to which configuration mode the router is in when the command is issued.
•In TN3270 server configuration mode, the command shuts down the entire TN3270 server function.
•In PU configuration mode, the command shuts down an individual PU entity within the TN3270 server.
•In DLUR configuration mode, the command shuts down the whole DLUR subsystem within the TN3270 server.
•In DLUR PU configuration mode, the command shuts down an individual PU within the Systems Network Architecture (SNA) session switch configuration in the TN3270 server.
•In DLUR SAP configuration mode, the command shuts down the local SAP (LSAP) and its associated links within the SNA session switch configuration.
Examples
The following example issued in TN3270 server configuration mode shuts down the entire TN3270 server: