Allied Telesis AT-S63 - Manual (Page 330)

Chapter 22: TACACS+ and RADIUS
330 Section IV: Security
not responded, the switch queries the next TACACS+ server in the
list. If there no more servers, the switch defaults to the standard
Manager and Operator accounts. The default is 30 seconds. The
range is 1 to 30 seconds.
IP Address, Port #, and Encryption Key
Use these fields to specify the IP address, UDP port number, and
encryption key of each RADIUS server. You can specify up to a
maximum of three servers. You can leave the encryption field
blank if you entered the server’s key in the Global Secret field.
5. Click Apply.
6. To permanently save the change, return to the General tab on the
System page and click Save Changes.
For more information about what the Save Changes button does,
refer to ”Saving Your Parameter Changes” on page 36.