Huawei switch optical port undo

Access the interface view and run the undo shutdown command. If a message is displayed, indicating that the optical module is not in position, remove and then properly insert the optical module. This document describes h...

Typical Troubleshooting Cases of Optical Module

If possible, remove and reinstall the optical modules to check whether the fault is rectified. If the fault persists, run the reboot command to restart the switch or power cycle the switch, and check whether

Ethernet Interface Configuration Commands

After you run the undo portswitch command to switch Layer 2 interfaces on the preceding series of switches into Layer 3 interfaces, you can configure Ethernet sub-interfaces on the interfaces.

Troubleshooting for Optical Modules on Huawei Switch

Check whether the optical module is Huawei-certified. If it is not certified by Huawei, replace it with a Huawei certified one. Remove and reinstall the optical module. If this resolves the

How To Switch Optical-Electrical Mode On Huawei Router Combo

Execute the command “combo enable fiber” in interface mode to switch to the optical interface; on the contrary, “undo combo enable fiber” switches to the default electrical interface state.

Huawei Switches Viewing Optical Port Receiving and Sending

Use the command display transceiver to view the optical module information of all optical ports, and use the command display transceiver interface interface-type interface-number to view the

Enabling or Disabling an Interface

Running the shutdown and undo shutdown commands is equivalent to running the restart command. Running the shutdown command does not modify or delete interface configurations.

HUAWEI S Series Switch-Handle an Optical Interface''s Failure

HUAWEI S Series Switch-Handle an Optical Interface''s Failure to Go Up video provides guidance on how to handle an optical interface''s failure to go Up. HUAWEI S Series Switch related...

Solved Problem with a Huawei Switch

If you want to change the port speed of the QSFP28 from 100GB to 40GB, you have to run the command “undo assign port-type 100ge all” in the system-view. This will change the port

Checking the Interface Status and Configuration Parameters

Access the interface view and run the undo shutdown command. If a message is displayed, indicating that the optical module is not in position, remove and then properly insert the optical module.

Troubleshooting S Series Switch Port and Interface Problems

Introduction 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. Major causes of the