TACACS+ Authentication 
Configuring TACACS+ on the Switch 
For example, here is a set of access options and the corresponding commands 
to configure them: 
Console Login (Operator or Read-Only) Access: Primary using TACACS+ server.
     Secondary using Local. 
ProCurve (config)# aaa authentication console login tacacs local 
Console Enable (Manager or Read/Write) Access: Primary using TACACS+ server.
 Secondary using Local. 
ProCurve (config)# aaa authentication console enable tacacs local 
Telnet Login (Operator or Read-Only) Access: Primary using TACACS+ server.
     Secondary using Local. 
ProCurve (config)# aaa authentication Telnet login tacacs local 
Telnet Enable (Manager or Read/Write Access: Primary using TACACS+ server.
     Secondary using Local. 
ProCurve (config)# aaa authentication telnet enable tacacs local 
Deny Access and Close the Session After Failure of Two Consecutive Username/Password Pairs: 
ProCurve (config)# aaa authentication num-attempts 2 
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