If possible, remove and reinstall the optical modules to check whether the fault is rectified. This document describes how to check the switch interface or port status and how to locate an interface physically down fault and restore the interface to the up state. Hardware failures: include. Report issues, seek technical support, share inspired ideas and more Start a one-on-one live chat session with Ruijie TAC engineer Call us for technical support Check RMA status and get repair service Maintain your network with some useful tools. WIS simplifies your network management with. Huawei Switch Discovery Tool: The Huawei Switch Discovery Tool is a free and open-source tool that can be used to discover Huawei network switches on a network. This can be helpful for troubleshooting. It is used for assisting the. This blog provides instructions on how to manually reboot or reset a switch. How to reboot switch? (Important Note: When you reboot a switch, the running configuration file will be deleted. Before proceeding with the reboot instructions, make sure to save all running configuration settings to. User EXEC Mode is the basic mode that administrators first enter after logging into the switch; in this mode, only limited monitoring commands can be executed without any configuration changes. The system prompt displays as "ruijie>", indicating that it is at the lowest privilege level.