3Com Switch 7750 Configuration Guide Guide

Telnet Configuration with Authentication Mode Being None 53
Telnet Configuration
with Authentication
Mode Being None
Configuration Procedure
Scheme
Specify to perform
local
authentication or
RADIUS
authentication
AAA
configuration
specifies whether
to perform local
authentication or
RADIUS
authentication
Optional
Local authentication is performed
by default.
Refer to the
AAA-RADIUS-HWTACACS-EAD
module for more.
Configure user
name and
password
Configure user
names and
passwords for
local/RADIUS users
Required
■ The user name and password
of a local user are configured
on the switch.
■ The user name and password
of a remote user are
configured on the RADIUS
server. Refer to user manual of
RADIUS server for more.
Manage VTY users
Set service type
for VTY users
Required
Perform common
configuration
Perform common
Telnet
configuration
Optional
Refer to Table 21.
Table 22 Telnet configurations for different authentication modes
Authentication
mode
Telnet configuration Description
Table 23 Telnet configuration with the authentication mode being none
Operation Command Description
Enter system view system-view -
Enter one or more VTY user
interface views
user-interface vty
first-number [ last-number ]
-
Configure not to authenticate
users logging into VTY user
interfaces
authentication-mode none
Required
By default, VTY users are
authenticated after logging
in.
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.