3com 4210 PWR 9-Port 3CR17341-91-ME User Manual

When the authentication mode is password, the command level available to users 
logging into the user interface is determined by the user privilege level 
command.

The current user logs in through the Console port and the user level is set to the 
administrator level (level 3). Perform the following configuration for users logging 
into VTY 0 using Telnet.

1 Authenticate users using the local password.

2 Set the local password to 123456 (in plain text).

■

Commands of level 2 are available to the users.

■

Telnet protocol is supported.

■

The screen can contain up to 30 lines.

■

The history command buffer can contain up to 20 commands.

■

The timeout time of VTY 0 is 6 minutes.

Figure 10   Network diagram for Telnet configuration (with the authentication mode being 
password)

# Enter system view.

<4210> system-view 

Set the timeout time of the 
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.

Table 21   Telnet configuration with the authentication mode being password

RS-232 port

Configuration cable

Console port