30-22
Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide
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Release 8.1
78-15486-01
Chapter 30 Configuring Switch Access Using AAA
Configuring Authentication
Clearing Servers
To clear one or more servers, perform this task in privileged mode:
This example shows how to clear a specific server from the configuration:
Console> (enable) clear tacacs server 172.20.52.3
172.20.52.3 cleared from TACACS table
Console> (enable)
This example shows how to clear all servers from the configuration:
Console> (enable) clear tacacs server all
All TACACS servers cleared
Console> (enable)
Clearing the Key
To clear the key, perform this task in privileged mode:
This example shows how to clear the key:
Console> (enable) clear tacacs key
TACACS server key cleared.
Console> (enable)
Disabling Authentication
If you disable authentication with both RADIUS and local authentication disabled, local
authentication is reenabled automatically.
Task
Command
Step 1
Specify the IP address of the server to
clear from the configuration. Use the all keyword
to clear all of the servers from the configuration.
clear tacacs server [ip_addr | all]
Step 2
Verify the server configuration.
show tacacs
Task
Command
Step 1
Clear the key.
clear tacacs key
Step 2
Verify the configuration.
show tacacs
