Monitoring And Maintaining The Interfaces; Monitoring Interface And Controller Status - Cisco 2950 - Catalyst Switch Configuration Manual

Chapter 11 Configuring Interface Characteristics
Command
Step 5 show interfaces interface-id description
or
show running-config
Step 6 copy running-config startup-config
Use the no description interface configuration command to delete the description.
This example shows how to add a description on a port and to verify the description:
Switch# configure terminal
Enter configuration commands, one per line.
Switch(config)# interface fastethernet0/4
Switch(config-if)# description Connects to Marketing
Switch(config-if)# end
Switch# show interfaces fastethernet0/4 description
Interface Status
Fa0/4

Monitoring and Maintaining the Interfaces

You can perform the tasks in these sections to monitor and maintain interfaces:
•
•
•

Monitoring Interface and Controller Status

Commands entered at the privileged EXEC prompt display information about the interface, including
the version of the software and the hardware, the controller status, and statistics about the interfaces.
Table 11-2
commands by using the show ? command at the privileged EXEC prompt.) These commands are fully
described in the Cisco IOS Interface Command Reference for Cisco IOS Release 12.1.
Table 11-2 show Commands for Interfaces
Command
show interfaces [interface-id]
show interfaces [interface-id] capabilities [module
{module-number}]
show interfaces interface-id status [err-disabled]
show interfaces [interface-id] switchport
show interfaces [interface-id] description
78-11380-10
Protocol Description
up down
Monitoring Interface and Controller Status, page 11-15
Clearing and Resetting Interfaces and Counters, page 11-16
Shutting Down and Restarting the Interface, page 11-17
lists some of these interface monitoring commands. (You can display the full list of show
Purpose
Verify your entry.
(Optional) Save your entries in the configuration file.
End with CNTL/Z.
Connects to Marketing
Purpose
Display the status and configuration of all interfaces or a specific
interface.
Display the capabilities of an interface. The module number is always
0. If you enter an interface ID, the module keyword is not visible.
Display interface status or a list of interfaces in error-disabled state.
Display administrative and operational status of switching
(nonrouting) ports.
Display the description configured on an interface or all interfaces and
the interface status.
Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
Monitoring and Maintaining the Interfaces
11-15