Operation Manual – Login
H3C S3100 Series Ethernet Switches
Chapter 3 Logging in through Telnet
3-6
# Configure not to authenticate Telnet users logging into VTY 0.
[Sysname-ui-vty0] authentication-mode none
# Specify commands of level 2 are available to users logging into VTY 0.
[Sysname-ui-vty0] user privilege level 2
# Configure Telnet protocol is supported.
[Sysname-ui-vty0] protocol inbound telnet
# Set the maximum number of lines the screen can contain to 30.
[Sysname-ui-vty0] screen-length 30
# Set the maximum number of commands the history command buffer can store to 20.
[Sysname-ui-vty0] history-command max-size 20
# Set the timeout time to 6 minutes.
[Sysname-ui-vty0] idle-timeout 6
3.3 Telnet Configuration with Authentication Mode Being
Password
3.3.1 Configuration Procedure
Table 3-5
Telnet configuration with the authentication mode being password
Operation
Command
Description
Enter system view
system-view
—
Enter one or more VTY
user interface views
user-interface vty
first
-
number
[
last-number
]
—
Configure to
authenticate users
logging into VTY user
interfaces using the
local password
authentication-mode
password
Required
Set the local password
set authentication
password
{
cipher
|
simple
}
password
Required
Configure the
command level
available to users
logging into the user
interface
user privilege level
level
Optional
By default, commands of
level 0 are available to users
logging into VTY user
interface.
Configure the protocol
to be supported by the
user interface
protocol inbound
{
all
|
ssh
|
telnet
}
Optional
By default, both Telnet
protocol and SSH protocol
are supported.
