1、开启telnet功能。


[~Telnet Server] undo telnet server disable


2、配置telnet登录客户端数量4，认证模式为aaa


[~Telnet Server] user-interface vty 0 4


[~Telnet Server-ui-vty0-4] authentication-mode aaa


[*Telnet Server-ui-vty0-4] commit


3、配置认证模式AAA，账号、密码、权限为最高等级3。


[~Telnet Server] aaa


[*Telnet Server-aaa] local-user admin1234 password irreversible-cipher Helloworld@6789


[*Telnet Server-aaa] local-user admin1234 service-type telnet


[*Telnet Server-aaa] local-user admin1234 level 3


[*Telnet Server-aaa] commit

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