Configuring TACACS+ Accounting for Telnet/SSH (Shell) Access
This should probably become an example at the bottom of a configuration task.
The following example sends an Accounting Start packet to the TACACS+ accounting server when an authenticated user establishes a Telnet or SSH session on the RUCKUS device and an Accounting Stop packet when the user logs out.
device(config)# aaa accounting exec default start-stop tacacs+