48 
Figure 11 Network diagram 
 
 
Configuration procedure 
1.  Configure the HWTACACS server: 
# Set the shared keys for secure communication with the switch to expert. (Details not shown.) 
# Add an account named hello for the SSH user, and specify the password. (Details not shown.) 
2.  Configure the switch: 
# Assign IP addresses to the interfaces. (Details not shown.) 
# Create an HWTACACS scheme. 
<Switch> system-view 
[Switch] hwtacacs scheme hwtac 
# Specify the primary authentication server. 
[Switch-hwtacacs-hwtac] primary authentication 10.1.1.1 49 
# Specify the primary authorization server. 
[Switch-hwtacacs-hwtac] primary authorization 10.1.1.1 49 
# Specify the primary accounting server. 
[Switch-hwtacacs-hwtac] primary accounting 10.1.1.1 49 
# Set the shared keys for secure HWTACACS communication to expert in plain text. 
[Switch-hwtacacs-hwtac] key authentication simple expert 
[Switch-hwtacacs-hwtac] key authorization simple expert 
[Switch-hwtacacs-hwtac] key accounting simple expert 
# Exclude domain names from the usernames sent to the HWTACACS server. 
[Switch-hwtacacs-hwtac] user-name-format without-domain 
[Switch-hwtacacs-hwtac] quit 
# Create ISP domain bbb and configure the domain to use the HWTACACS scheme for 
authentication, authorization, and accounting of login users. 
[Switch-isp-bbb] authentication login hwtacacs-scheme hwtac 
[Switch-isp-bbb] authorization login hwtacacs-scheme hwtac 
[Switch-isp-bbb] accounting login hwtacacs-scheme hwtac 
[Switch-isp-bbb] quit 
# Create local RSA and DSA key pairs. 
[Switch] public-key local create rsa 
[Switch] public-key local create dsa 
# Enable the SSH service. 
[Switch] ssh server enable