Security
7450 ESS System Mangement Guide Page 93
Configuring TACACS+ Authorization
In order for TACACS+ authorization to function, TACACS+ authentication must be enabled first. 
See Enabling TACACS+ Authentication on page 92. 
On the local router, use the following CLI commands to configure RADIUS authorization:
CLI Syntax: config>system>security
tacplus
authorization
no shutdown
The following displays a TACACS+ authorization configuration example:
A:ALA-1>config>system>security>tacplus# info
----------------------------------------------
 authorization
                timeout 5
                server 1 address 10.10.0.5 secret "test1"
                server 2 address 10.10.0.6 secret "test2"
                server 3 address 10.10.0.7 secret "test3"
                server 4 address 10.10.0.8 secret "test4"
                server 5 address 10.10.0.9 secret "test5"
----------------------------------------------
A:ALA-1>config>system>security>tacplus#