1. <H3C>system-view 
    2. [H3c]line console 0
    3. [H3C-1ine-console0]authentication-modenone none    //认证方式为无
    4. //console登录用户权限为network-admin
    5. [H3C-line-console0]user-role network-admin 
    6. [H3C-line-console0lquit
    7. [H3C]quit
    8. <H3c>save