H3C Technologies H3C S3100 Series Switches - Manual (Page 55)

Operation Manual – Login
H3C S3100-52P Ethernet Switch 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.
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.