3Com Switch 7750 Configuration Guide Guide

4
LOGGING IN THROUGH TELNET
Introduction You can manage and maintain a switch remotely by Telneting to the switch. To
achieve this, you need to configure both the switch and the Telnet terminal
accordingly.
Common Configuration Tab l e 21 lists the common Telnet configuration.
Table 20 Requirements for Telnet to a switch
Item Requirement
Switch
The IP address of the VLAN interface of the switch is configured and
the route between the switch and the Telnet terminal is available.
(Refer to the IP Address&IP Performance&IPX Operation module for
more.)
The authentication mode and other settings are configured. Refer to
Table 21 and Table 22.
Telnet terminal
Telnet is running.
The VLAN IP address of the switch is available.
Table 21 Common Telnet configuration
Configuration Description
VTY user interface
configuration
Configure the command level
available to users logging into the
VTY user interface
Optional
By default, commands of level 0
are available to users logging into a
VTY user interface.
Configure the protocols the user
interface supports
Optional
By default, Telnet and SSH protocol
are supported.