Operation Manual – Login
Quidway S3100 Series Ethernet Switches
Chapter 3 Logging in through Telnet
Huawei Technologies Proprietary
3-4
Operation
Command
Description
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.
Set the timeout
time of the VTY
user interface
idle-timeout
minutes
[
seconds
]
Optional
The default timeout time of a
user interface is 10 minutes.
With the timeout time being 10
minutes, the connection to a
user interface is terminated if
no operation is performed in
the user interface within 10
minutes.
You can use the
idle-timeout
0 command to disable the
timeout function.
Note that if you configure not to authenticate the users, the command level available to
users logging into a switch depends on both the
authentication-mode
{
password
|
scheme
|
none
} command and the
user privilege level
level
command, as listed in
