Common Scenarios - Cisco Catalyst 4500 Series Configuration Manual

Monitoring and Maintaining the Interface

Common Scenarios

Table 7-5
Table 7-5
If you do this or want to do this...
Insert a new module for the first time.
Pull out an uplink module that was not previously
stopped or shut down.
Press the OIR button accidentally.
Change your mind after entering the module stop
command or pressing the OIR button.
Know if the OIR button has taken effect.
Disable the OIR button and force use of a CLI to
initiate an OIR.
Monitoring and Maintaining the Interface
The following sections describe how to monitor and maintain the interfaces:
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Monitoring Interface and Controller Status
The Cisco IOS software for the Catalyst 4500 series switch contains commands that you can enter at the
EXEC prompt to display information about the interface, including the version of the software and the
hardware, the controller status, and statistics about the interfaces. The following table lists some of the
interface monitoring commands. (You can display the full list of show commands by entering the show ?
command at the EXEC prompt.)
Software Configuration Guide—Release IOS XE 3.3.0SG and IOS 15.1(1)SG
7-34
lists the common scenarios associated with an OIR on a WS-4500X-32.
Common Scenarios for OIR on a WS-4500X-32
Monitoring Interface and Controller Status, page 7-34
Clearing and Resetting the Interface, page 7-35
Shutting Down and Restarting an Interface, page 7-35
Configuring Interface Link Status and Trunk Status Events, page 7-36
Resetting the Interface to the Default Configuration, page 7-38
Chapter 7
This happens or you need to do this....
The behavior of new module matches that of
current linecard.
The system reboots to ROMMON.
Press for less than 5 sec and nothing happens.
Press for more than 5 sec and OIR is initiated. The
linecard moves to the reset state and the OIR LED
turns GREEN.
Enter the module start command or perform a
physical OIR. Both actions trigger uplink module
restart. If the module is not faulty, it is restored to
online state.
The OIR LED on the uplink module turns GREEN
and the linecard status LED on the uplink module
turns off.
Cannot be done.
Configuring Interfaces
OL-25340-01