What to do if the password is lost？

• The root user has the right of changing the password of a non-root user. If the password of a non-root user is lost, contact the root user and make the root user run the terminal user password command to change the password.
• Change the password of the user logging in to the system using CLI on the NMS.

• Change the password of the root user logging in to the system using CLI on the NMS.
• If the administrator or the user having higher priority can log in to the system, save and back up the configuration file and delete the command for setting the password of the root user from the configuration file. Then, load the modified configuration file and activate it to restart the system so as to restore the default password of the root user. After that, log in to the system using the root user name and the restored password, change the password, and save the data.

Note: 

Huawei OLT products include MA5800 series, EA5800 series, MA5801, EA5801, MA5600T, MA5603T and MA5608T.

Huawei MDU products include EA5821 Series, MA561x Series, MA562x Series, MA5633 Series, MA567x Series, MA569x Series, MA581x Series, MA582x Series, MA5871 and MA5898.

You can also find the information from our product documenation. Click the link to see more details.

http://support.huawei.com/hedex/hdx.do?docid=EDOC1000171631&id=safe_m_0007&text=Maintaining the CLI Interface Account and Password&lang=en