3Com 5500-SI Configuration Manual page 45

Configuring the Terminal Attributes
The following commands can be used for configuring the terminal attributes,
including enabling/disabling terminal service, disconnection upon timeout, lockable
user interface, configuring terminal screen length, and history command buffer size.
Perform the following configuration in User Interface View. Perform the
command in User View.
Enabling/Disabling Terminal Service After terminal service is disabled on a user
interface, you cannot log in to the Switch through the user interface. However, the
user logged in through the user interface before disabling the terminal service can
continue his operation. After such user logs out, he cannot log in again. In this case, a
user can log in to the Switch through the user interface only when the terminal
service is enabled again.
Table 17 Enabling/Disabling Terminal Service
Operation
Enable terminal service
Disable terminal service
By default, terminal service is enabled on all the user interfaces.
Note the following points:
For security, the
■ undo shell
other than AUX user interface.
You cannot use this command on the user interface through which you log in.
■
You will be asked to confirm before using
■
Configuring Idle-timeout
Table 18 Configuring Idle-timeout
Operation
Configure idle-timeout
Restore the default idle-timeout
By default, idle-timeout is enabled and set to 10 minutes on all the user interfaces.
That is, the user interface will be disconnected automatically after 10 minutes without
any operation.
Disables idle-timeout.
idle-timeout 0
Locking the User Interface This configuration locks the current user interface and
prompts the user to enter the password. This makes it impossible for others to
operate in the interface after the user leaves.
Table 19 Locking the User Interface
Operation
Lock user interface
Command
shell
undo shell
command can only be used on the user interfaces
undo shell
Command
idle-timeout minutes [ seconds ]
undo idle-timeout
Command
lock
User Interface Configuration
lock
on any legal user interface.
45