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This chapter describes how to perform basic management tasks on the Cisco NX-OS device.
This chapter includes the following sections:
•Information About Basic Device Management
•Configuring the mgmt0 Interface
•Configuring Summer Time (Daylight Saving Time)
•Manually Setting the Device Clock
•Example of Basic Device Management
•Verifying Basic Device Settings
This section include the following topics:
•Time Zone and Summer Time (Daylight Savings Time)
The mgmt0 interface on Cisco NX-OS devices provides out-of-band management, which enables you to manage the device by its IPv4 or IPv6 address. The mgmt0 interface uses 10/100/1000 Ethernet.
For detailed information on configuring interfaces, see the Cisco Nexus 7000 Series NX-OS Interfaces Configuration Guide, Release 4.0 and the Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 4.0.
You can change the device hostname displayed in the command prompt from the default (switch) to another character string. When you give the device a unique hostname, you can easily identify the device from the command-line interface (CLI) prompt.
The message-of-the-day (MOTD) banner displays before the user login prompt on the device. This message can contain any information that you want to display for users of the device.
If you do not synchronize your device with a valid outside timing mechanism, such as an NTP clock source, you can manually set the clock time when your device boots. For information about NTP, see the Cisco Nexus 7000 Series NX-OS System Management Configuration Guide, Release 4.0.
You can configure the time zone and summer time (daylight savings time) setting for your device. These values offset the clock time from Coordinated Universal Time (UTC). UTC is International Atomic Time (TAI) with leap seconds added periodically to compensate for the Earth's slowing rotation. UTC was formerly called Greenwich Mean Time (GMT).
You can display the active user session on your device. You can also send messages to the user sessions. For more information about managing user sessions and accounts, see the Cisco Nexus 7000 Series NX-OS Security Configuration Guide, Release 4.0.
Basic device management is local to the virtual device context (VDC). The mgmt0 interface exists in the management virtual routing and forwarding instance (VRF) and is accessible from any VDC. You can configure a unique IP address for the mgmt0 interface in each VDC.
For more information on VDCs, see the Cisco Nexus 7000 Series NX-OS Virtual Device Context Configuration Guide, Release 4.0. For more information on VRFs, see the Cisco Nexus 7000 Series NX-OS Unicast Routing Configuration Guide, Release 4.0.
The following table shows the licensing requirements for this feature:
You can configure the mgmt0 interface on your Cisco NX-OS device.
Ensure that the management Ethernet (MGMT ETH) port on the active supervisor module is connected the network (see the hardware installation guide for your device).
For the default VDC, log in to the console port.
For non-default VDCs, log in to the default VDC and use the switchto vdc command.
1. configure terminal
2. interface mgmt0
3. ip address ipv4-address[/length]
ipv6 address ipv6-address[/length]
4. no shutdown
5. exit
6. vrf context management
7. ip route ipv4-prefix[/length] ipv4-nexthop-address
ipv6 route ipv6-prefix[/length] ipv6-nexthop-address
8. exit
9. show interface mgmt0
10. copy running-config startup-config
You can change the device hostname displayed in the command prompt from the default (switch) to another character string.
1. configure terminal
2. hostname name
switchname name
3. exit
4. copy running-config startup-config
You can configure the MOTD to display before the login prompt on the terminal when a user logs in.The MOTD banner has the following characteristics:
•Maximum of 80 characters per line
•Maximum of 40 lines
1. configure terminal
2. banner motd delimiting-character message delimiting-character
3. exit
4. show banner motd
5. copy running-config startup-config
You can configure the time zone to offset the device clock time from UTC.
1. configure terminal
2. clock timezone zone-name offset-hours offset-minutes
3. exit
4. show clock
5. copy running-config startup-config
You can configure when summer time, or daylight saving time, is in effect for the device and the offset in minutes.
1. configure terminal
2. clock summer-time zone-name start-week start-day start-month start-time end-week end-day end-month end-time offset-minutes
3. exit
4. show clock detail
5. copy running-config startup-config
You can set the clock manually if your device cannot access a remote time source.
Configure the time zone (see the "Configuring the Time Zone" section).
1. clock time day month year
2. show clock
This section includes the following topics:
•Displaying Information about the Users Sessions
You can display information about the user session on the device.
1. show users
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|
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---|---|---|
Step 1 |
show users Example: switch# show users |
Displays the user sessions. |
For detailed information about the fields in the output from this command, see the Cisco Nexus 7000 Series NX-OS Fundamentals Command Reference, Release 4.0.
You can send a message to active users currently using the device CLI.
1. show users
2. send [session line] message-text
This example shows how to configure the mgmt0 interface using IPv4 addressing:
interface mgmt0
ip address 172.10.10.10/24
vrf context management
ip route 0.0.0.0/0 172.10.10.1
To verify the basic device settings, perform one of the following tasks:
|
|
---|---|
show banner motd |
Displays the banner MOTD. |
show clock |
Displays clock and timezone settings. |
show clock detail |
Displays the summer time settings. |
Table 5-1 lists the default settings for basic device parameters.
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|
---|---|
MOTD banner text |
User Access Verification |
Clock time zone |
UTC |
For additional information related to basic device management, see the following sections:
|
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Licensing |
Cisco Nexus 7000 Series NX-OS Licensing Guide, Release 4.0 |
Command reference |
Cisco Nexus 7000 Series NX-OS Fundamentals Command Reference, Release 4.0 |