Jun 09, 2026
Troubleshooting for Optical Modules on Huawei Switch Many friends feedback that one problems occurred when using optical modules on switches, now we are
Jun 06, 2026
Procedure Run the display transceiver interface interface-type interface-number verbose command to view the optical module parameter settings. All the parameters of each optical module
Sep 30, 2025
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
Apr 01, 2026
A switch must use optical or copper modules that have been certified for use on Huawei switches. Non-certified optical or copper modules cannot ensure transmission reliability and may affect service
Oct 25, 2025
Huawei-certified optical modules are strongly recommended because non-Huawei-certified optical modules cannot ensure transmission reliability and may affect service stability. Optical modules are
Nov 28, 2025
When using switches, we may encounter many confusions, such as what types of optical modules are needed for different models of Huawei switches, and how to resolve issues encountered
Jun 20, 2026
For details about the optical modules supported by optical ports on switches, see "Appearance and Structure" of a specific switch model in the Hardware Description. The following figure shows the
Feb 20, 2026
If the alarm message " Non-Huawei-Certified Transceiver " or " Non-Huawei-Ethernet-Switch-Certified Transceiver " is displayed, the optical module is a non-Huawei-certified optical module.
Nov 07, 2025
Use the idle optical module on the storage device to exchange with PO and check whether the fault is rectified. If the fault persists, it indicates that the optical module is not faulty. If
Dec 25, 2025
Obtain the electronic label of the optical module and contact Huawei technical support personnel to confirm whether it is a Huawei-certified switch optical module.
Jan 06, 2026
Perform a self-loop test on the optical module to check whether the optical module or optical fiber is faulty. Use a normal optical fiber to connect the receive end (Rx) and transmit end (Tx)
May 30, 2026
The current version of the. Based on typical issues encountered with optical modules in daily switch applications, this document summarizes basic troubleshooting steps for resolving common faults: 1.
Mar 24, 2026
This article summarizes several solutions for using optical modules with switches and common problems encountered during usage, along with specific solutions.
Aug 20, 2025
Optical Modules Fail to Communicate Symptom Two optical interfaces are interconnected through optical fibers. An optical interface is down, leading to a failure in
May 24, 2026
The CE12800E series switches must use Huawei data center switches certified optical modules. Non-certified optical modules cannot ensure transmission reliability and may affect service stability.
Aug 14, 2025
When certifying an optical module, Huawei switches comprehensively verify optical module functions to ensure the optical module quality. The functions include the installation and removal, transmit and
Oct 28, 2025
• Solution: First clean the transmitting end face and optical fiber end face, then check fiber integrity; if the problem persists, replace the optical transceiver.
Aug 11, 2025
How to Locate the Causes of Switch Hardware Faults? Hardware faults on CE switches include power supply faults, fan faults, card power-on failures, unexpected card restarts, abnormal
Apr 18, 2026
Replacing an Optical Module Context Never look directly into an optical module or the ends of optical fibers. Optical modules and connected fibers emit laser radiation that will cause eye damage. A
Oct 11, 2025
Troubleshooting Optical Module Issues Symptom An optical port cannot go Up. The optical module cannot be properly identified and optical module information cannot be obtained. After
Feb 15, 2026
Learn how to troubleshoot optical link failures between network switches. Essential guide covers checking optical modules, single-mode (SMF) vs. multimode (MMF) fiber integrity, and
Sep 13, 2025
If there is a Huawei logo on the label, the optical module has been certified for Huawei data center switches. If not, send the model of the optical module to technical support personnel.
Mar 02, 2026
Optical transceivers are widely applied in switches, network cards, routers and other communication devices. Checking transceiver parameters allows users to monitor real-time
Mar 31, 2026
Check whether the optical modules are Huawei-certified ones. If not, contact the supplier of the optical modules. If possible, remove and reinstall the optical modules to check whether the fault is rectified.
Jul 31, 2025
If an optical module is installed in a running switch, you can run the display transceiver command to view parameters of the optical module, including the
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