Shulou(Shulou.com)06/01 Report--

TACACS+ (Terminal Access Controller Access Control System) terminal access controller access control system. It is similar to our Radius protocol of IDsentrie. But TACACS+ uses the TCP protocol and Radius uses UDP. Their important role is 3A. The so-called 3A means Authentication authentication, Authorization authorization and Accounting billing.

TACACS+ protocol message type

There are seven types of messages in TACACS+:

Certification:

1 、 Authentication_START

2 、 Authentication_CONTIUNE

3 、 Authentication_REPLY

Authorization:

4 、 Authorization_REQUEST

5 、 Authorization_RESPONSE

Billing:

6 、 Accounting_REQUEST

7 、 Accounting_REPLY

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