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DES-7200 Configuration Guide Chapter 3 TACACS+ Configuration
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b) After receiving the request, TACACS+ Client sends the authentication beginning
message to TACACS+ server;
c) TACACS+ server sends the authentication reply message, requesting for the
user name;
d) TACACS+ Client asks user for user name.
e) The user keys in the login user name;
f) After receiving the user name, TACACS+ Client sends the authentication
continue message including user name to TACACS+ server;
g) TACACS+ server sends authentication reply message, requesting for login
password;
h) TACACS+ Client receives the login password;
i) The user keys in the login password;
j) After receiving the login password, TACACS+ Client sends authentication
continue message including login password to TACACS+ server;
k) TACACS+ server sends authentication reply message, indicating that user has
been authenticated.
2. Authorization process includes:
a) TACACS+ Client sends authorization request message to TACACS+ server.
b) TACACS+ server sends authorization reply message, indicating that user has
been authenticated;
c) TACACS+ Client receives successful authorization reply message, outputting
the configuration interface of switch to the user.
3. Accounting process includes:
a) TACACS+ Client sends the accounting beginning message to TACACS+
server;
b) TACACS+ server sends accounting beginning reply message, indicating that it
has received the accounting beginning message;
c) The user exits;
d) TACACS+ Client sends the accounting end message to TACACS+ server;
e) TACACS+ server sends accounting end reply message, indicating that it has
received the accounting end message.