Authentication Commands
4-97
4
Example
TACACS+ Client
Terminal Access Controller Access Control System (TACACS+) is a logon
authentication protocol that uses software running on a central server to control
access to TACACS-aware devices on the network. An authentication server
contains a database of multiple user name/password pairs with associated privilege
levels for each user or group that require management access to a switch.
tacacs-server host
This command specifies the TACACS+ server. Use the no form to restore the
default.
Syntax
[no] tacacs-server index host {host_ip_address} [port port_number]
[timeout timeout] [retransmit retransmit] [key key]
• index - Specifies the index number of the server. (Range: 1)
• host_ip_address - IP address of the server.
• port_number - The TACACS+ server TCP port used for authentication
messages. (Range: 1-65535)
Console#show radius-server
Remote RADIUS server configuration:
Global settings
Communication key with RADIUS server:
Server port number: 1812
Retransmit times: 2
Request timeout: 5
Sever 1:
Server IP address: 192.168.1.1
Communication key with RADIUS server: *****
Server port number: 1812
Retransmit times: 2
Request timeout: 5
Console#
Table 4-32 TACACS Commands
Command Function Mode Page
tacacs-server host Specifies the TACACS+ server GC 4-97
tacacs-server port Specifies the TACACS+ server network port GC 4-98
tacacs-server key Sets the TACACS+ encryption key GC 4-98
tacacs-server retransmit Sets the number of retries GC 4-99
tacacs-server timeout Sets the interval before resending an authentication request GC 4-99
show tacacs-server Shows the current TACACS+ settings GC 4-100
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