1. On Router B, configure the authentication mode and password for VTY0 to VTY4.
2. Configure users to use passwords to log in to Router B from Router A using Telnet.
3. Configure a Telnet server port number on Router B to ensure that users log in through this
port only.
Data Preparation
To complete the configuration, you need the following data:
l Host address of Router B
l Authentication mode and password
l Telnet server port number
l User level 15
Procedure
Step 1 Configure IP addresses.
# Configure Router A.
<Huawei> system-view
[Huawei] sysname RouterA
[RouterA] interface gigabitethernet1/0/0
[RouterA-GigabitEthernet1/0/0] ip address 1.1.1.1 24
[RouterA-GigabitEthernet1/0/0] quit
[RouterA] quit
# Configure Router B.
<Huawei> system-view
[Huawei] sysname RouterB
[RouterB] interface gigabitethernet1/0/0
[RouterB-GigabitEthernet1/0/0] ip address 1.1.1.2 24
[RouterB-GigabitEthernet1/0/0] quit
Step 2 Configure the authentication mode and password for Telnet services on Router B.
[RouterB] user-interface vty 0 4
[RouterB-ui-vty0-4] authentication-mode password
[RouterB-ui-vty0-4] set authentication password simple hello
[RouterB-ui-vty0-4] quit
To configure an ACL for Telnet services, run the following commands on Router B.
[RouterB] acl 2000
[RouterB-acl-basic-2000] rule permit source 1.1.1.1 0
[RouterB-acl-basic-2000] quit
[RouterB] user-interface vty 0 4
[RouterB-ui-vty0-4] acl 2000 inbound
NOTE
You can choose to configure an ACL for Telnet services.
Step 3 Log in to Router B from Router A using Telnet.
<RouterA> telnet 1.1.1.2
Press CTRL_] to quit telnet mode
Trying 1.1.1.2 ...
Connected to 1.1.1.2 ...
User Access Verification
Huawei AR2200 Series Enterprise Routers
Configuration Guide - Basic Configuration 8 Accessing Another Device
Issue 02 (2011-10-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
153
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