Operation Manual – Login
H3C S3100 Series Ethernet Switches Chapter 3 Logging in through Telnet
3-4
3.2 Telnet Configuration with Authentication Mode Being
None
3.2.1 Configuration Procedure
Table 3-4 Telnet configuration with the authentication mode being none
Operation Command Description
Enter system view
system-view
—
Enter one or more VTY
user interface views
user-interface vty
first-number
[ last-number ]
—
Configure not to
authenticate users
logging into VTY user
interfaces
authentication-mode
none
Required
By default, VTY users are
authenticated after logging in.
Configure the
command level
available to users
logging into VTY user
interface
user privilege level
level
Optional
By default, commands of level 0
are available to users logging
into VTY user interfaces.
Configure the
protocols to be
supported by the VTY
user interface
protocol inbound { all
| ssh | telnet }
Optional
By default, both Telnet protocol
and SSH protocol are
supported.
Set the commands to
be executed
automatically after a
user login to the user
interface successfully
auto-execute
command text
Optional
By default, no command is
executed automatically after a
user logs into the VTY user
interface.
Make terminal services
available
shell
Optional
By default, terminal services
are available in all user
interfaces.
Set the maximum
number of lines the
screen can contain
screen-length
screen-length
Optional
By default, the screen can
contain up to 24 lines.
You can use the screen-length
0 command to disable the
function to display information
in pages.
Set the history
command buffer size
history-command
max-size value
Optional
The default history command
buffer size is 10. That is, a
history command buffer can
store up to 10 commands by
default.