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AR Router Troubleshooting Guide

This Product Documentation provides guidance for maintaining AR Enterprise Router, covering common information collection and fault diagnostic commands, typical fault troubleshooting guide, and troubleshooting.
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What If I Forget the Password for Telnet Login?

What If I Forget the Password for Telnet Login?

If you forget the Telnet login password, log in to the device through the console port and set a new password for Telnet login.

# Take password authentication for VTY0 login as an example. Set the password to Huawei@123.

<Huawei> system-view
[Huawei] user-interface vty 0
[Huawei-ui-vty0] authentication-mode password
[Huawei-ui-vty0] set authentication password cipher
Warning: The "password" authentication mode is not secure, and it is strongly re
commended to use "aaa" authentication mode.
Enter Password(<8-128>):
Confirm password: 
[Huawei-ui-vty0] user privilege level 15
[Huawei-ui-vty0] return
<Huawei> save

# Take AAA authentication for VTY0 login as an example. Set the user name and password to admin123 and Huawei@123, respectively.

<Huawei> system-view
[Huawei] user-interface vty 0
[Huawei-ui-vty0] protocol inbound telnet
[Huawei-ui-vty0] authentication-mode aaa
[Huawei-ui-vty0] quit
[Huawei] aaa
[Huawei-aaa] local-user admin123 password irreversible-cipher Huawei@123
[Huawei-aaa] local-user admin123 service-type telnet
[Huawei-aaa] local-user admin123 privilege level 15
[Huawei-aaa] return
<Huawei> save
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Updated: 2019-05-10

Document ID: EDOC1000079719

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