sys
System View: return to User View with Ctrl+Z.
[H3C]local
[H3C]local-user liuxugang
New local user added.
[H3C-luser-liuxugang]password  simple 000000
[H3C-luser-liuxugang]password  cipher 000000
[H3C-luser-liuxugang]authorization-attribute level 3
[H3C-luser-liuxugang]service-type telnet
[H3C-luser-liuxugang]quit
[H3C]quit
save
The current configuration will be written to the device. Are you sure? [Y/N]:y
Please input the file name(*.cfg)[flash:/startup.cfg]
(To leave the existing filename unchanged, press the enter key):
flash:/startup.cfg exists, overwrite? [Y/N]:y
 Validating file. Please wait........................
 Configuration is saved to device successfully.
sys
System View: return to User View with Ctrl+Z.
[H3C]user-interface vty 0 4
[H3C-ui-vty0-4]authentication-mode scheme
[H3C-ui-vty0-4]user privilege level 3
[H3C-ui-vty0-4]auth
[H3C-ui-vty0-4]authentication-mode n
[H3C-ui-vty0-4]authentication-mode none
[H3C-ui-vty0-4]quit
[H3C]telnet server enable
% Start Telnet server
[H3C]user-interface vty 0 4
[H3C-ui-vty0-4]authentication-mode scheme
[H3C-ui-vty0-4]quit
[H3C]display telnet client
                         
[H3C]display telnet client configuration
 No configuration.
[H3C]display users all
The user application information of all user interfaces:
  Idx UI      Delay    Type Userlevel
+ 0   CON 0   00:00:00      3
+ 49  VTY 0   00:02:42 TEL  3
  50  VTY 1
  51  VTY 2
  52  VTY 3
  53  VTY 4