Administrator Guide

Security Commands 963
tacacs-server source-interface
Use the tacacs-server source-interface command to select the interface from
which to use the IP address in the source IP address field of transmitted
TACACS packets. Use the no form of the command to revert to the default
IP address.
Syntax
tacacs-server source-interface { loopback loopback-id | vlan vlan-id }
no tacacs-server source-interface
• loopback-id — Identifies the loopback interface.
•
vlan-id — Identifies the VLAN.
Default Configuration
By default, the switch uses the assigned switch IP address as the source IP
address for TACACS packets. This is either the IP address assigned to the
VLAN from which the TACACS packet originates or the out-of-band
interface IP address.
Command Mode
Global Configuration
User Guidelines
The source interface must have an assigned IP address (either manually or via
another method such as DHCP).
Command History
Introduced in version 6.3.0.1 firmware.
Example
console#conf
console(config)#interface vlan 1
console(config-if-vlan1)#ip address dhcp
console(config-if-vlan1)#exit
console(config)#tacacs-server source-interface vlan 1
2CSNXXX_SWUM204.book Page 963 Monday, January 25, 2016 1:25 PM