Establishing The Configuration Task; Configuring Vty User Interface - Huawei AR2200 Series Configuration Manual

Huawei AR2200 Series Enterprise Routers
Configuration Guide - Basic Configuration
using Telnet. This implements remote maintenance of the router and greatly facilitates device
management.

5.3.1 Establishing the Configuration Task

Before configuring user login by using Telnet, familiarize yourself with the applicable
environment, complete the pre-configuration tasks, and obtain the required data. This will help
you complete the configuration task quickly and accurately.
Applicable Environment
If you have known the IP address of the router to be accessed, you can log in to the router from
a terminal by using Telnet, and remotely maintain the device. This allows you to maintain
multiple routers on the same terminal, greatly facilitating device management.
Note that IP addresses of the routers need to be preset through console ports.
Pre-configuration Tasks
Before configuring user login in Telnet mode, complete the following tasks:
l
Data Preparation
Before configuring user login in Telnet mode, you need the following data.
No.
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5.3.2 Configuring VTY User Interface

To log in to the router by using Telnet, configure attributes of the VTY user interface.
Context
By default, the user authentication mode in the VTY user interface is password. Therefore, before
a user logs in to the router by using Telnet, the user authentication mode in the VTY user interface
must be set. Otherwise, the user cannot log in to the router.
Issue 02 (2011-10-15)
Configuring reachable routes between the terminal and the device
Data
l Maximum number of VTY user interfaces
l (Optional) ACL for limiting call-in and call-out in VTY user interfaces
l Connection timeout period of terminal users, number of lines displayed in a
terminal screen, size of the history command buffer
l User priority
l User authentication mode, user name, password
TCP port number for the remote router to provide Telnet services, VPN instance name
IPv4 address or host name of the router
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