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This document describes the Cisco configuration limits for Cisco Nexus 5000 Series switches running Cisco NX-OS Release 5.0(2)N1(1). Some of these limits apply only when one or more Cisco Nexus 2000 Fabric Extender units are attached to the switch.
The following tables list the Cisco verified limits for Cisco Nexus 5000 Platform switches and Cisco Nexus 5500 Platform switches running Cisco NX-OS Release 5.0(2)N1(1).
Feature |
Cisco Nexus 5000 Platform |
Cisco Nexus 5500 Platform |
---|---|---|
Active VLANs/VSANs per switch |
507 (504 when Fibre Channel over Ethernet is enabled) 31 are set aside for VSANs and the remaining are for VLANs. |
4013 (31 are set aside for VSANs and the remaing are for VLANs) |
VLAN/VSAN ID Space |
4,013 Unreserved Space |
4013 Unreserved Space |
Logical Interfaces 1 |
12,0002 |
12,0003 |
MST Instances per bridge topology per switch |
64 (IEEE Standard) |
64 (IEEE Standard) |
VLAN ACLs (VACLs) per switch |
1,024 |
1024 |
Port ACLs (PACLs) per switch |
2564 |
256 |
ACL Accounting |
32 |
32 |
Member interfaces per EtherChannel |
16 |
16 |
IGMP Groups | 1,000 | 4,000 |
Feature |
Cisco Nexus 5000 Platform |
Cisco Nexus 5500 Platform |
---|---|---|
Device Aliases per fabric |
8,000 |
8,000 |
Switches per physical fabric or VSAN |
505 |
50 |
Domains per VSAN |
406 |
40 |
Native FC Links per switch |
16—Requires two N5K-M1008 expansion modules. |
16—Requires two N5K-M1008 expansion modules. |
FLOGIs or FDISCs per NPV port group |
255 |
255 |
Zones per virtual or physical F port (includes all VSANs) |
32 |
32 |
Zone sets per switch (includes all VSANs) |
5007 |
500 |
Zone members per physical fabric (includes all VSANs) |
8,0008 |
8,000 |
Zones per switch (includes all VSANs) |
8,000 |
8,000 |
Maximum diameter of a SAN Fabric |
3 hops9 |
3 hops |
FSPF interface instances per switch |
51210 |
512 |
ISL instances per switch |
25611 |
256 |
Virtual Fibre Channel interfaces |
16012 |
160 |
Max FCIDs allocated |
2,048 |
2048 |
Fibre Channel Flows |
32 |
32 |
Feature |
Cisco Nexus 5000 Platform |
Cisco Nexus 5500 Platform |
---|---|---|
Maximum Fabric Extenders per Cisco Nexus 5000 Series or Nexus 5500 Series switch |
12 units 13 |
16 units |
Maximum Fabric Extenders dual-homed to a vPC Cisco Nexus 5000 Series or Nexus 5500 Series switch pair |
12 units14 |
16 units |
MAC Table Size |
16,000 entries15 |
32,000 entries 16 |
Event Traps - forward via Email |
4 destinations17 |
4 destinations |
Port Channels |
4 SAN Port Channels |
4 SAN Port Channels |
EtherChannels |
16 EtherChannels (with the combination not exceeding 16, and not more than a total of 16 ports per EtherChannels) | 48 Etherchannels |
Ports assigned to a port profile |
256 |
256 |
SPAN Sessions |
2 active sessions |
4 active sessions |
Configurable QoS groups (including class default) | 5 | 6 |
No-drop qos-groups | 3 (including FCoE) | 4 |
QoS Marking | CoS | CoS and DSCP |