方法一：

[H3C]user-interface console 0

[H3C-ui-console0]authentication-mode password

[H3C-ui-console0]set authentication password simple 123456

方法二：

[H3C]user-interface console 0

[H3C-ui-console0]authentication-mode scheme

[H3C]local-user wnt 

[H3C-luser-wnt]password cipher 123

[H3C-luser-wnt]service-type ?

  dvpn        DVPN service type

  ftp         FTP service type

  lan-access  LAN-ACCESS service type

  pad         X25-pad service type

  ppp         Specify user type to ppp

  ssh         Secure Shell service type

  telnet      TELNET service type

  terminal    TERMINAL service type

[H3C-luser-wnt]service-type terminal

[H3C-luser-wnt]level 1

[H3C]super password level 3 cipher 321