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
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Huawei Optical Module Starting Optical Transceiver
Optical Module Troubleshooting
Interfaces that use optical modules that are not certified for Huawei data center switches may be unable to go Up. If an optical module that is not certified for Huawei data center switches is used, replace it
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Troubleshooting Guidelines for Optical Modules
Remove and reinstall the optical module. If the fault persists, replace the optical module with a normal one of the same type to check whether the optical module is faulty. If the fault persists, collect log
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An Optical Module Does Not Send Optical Signals
Possible Causes The optical module is faulty or not securely installed. The device management or driver software has a bug.
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Optical Module: Typical Optical Module Troubleshooting Procedure
Use an optical power meter to test the receive power of the port and check whether the optical fiber is disconnected. Use one optical fiber to form a loop on the port to check whether the port goes Up. If
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Huawei enterprise switches
Some dimensions of the non-authentication cheat unreasonable optical module, when using such an optical module, it will cause a short circuit within the interface, the interface damage electronic
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Optical Module: Typical Optical Module Troubleshooting Procedure
If it is not a Huawei-certified optical module, replace it with a Huawei-certified optical module. If the optical module is installed on a GE port, run the display interfaceGigabitEthernet x/x/x command to
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Checking the Optical Module Type
Some non-certified optical modules are not designed in compliance with EMC standards and have low anti-interference capability. Additionally, they bring electromagnetic interference to nearby devices.
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ALM-135462942 The optical module is invalid 136203
An unsupported optical module is installed in the optical interface. For example, an XGE optical module is installed in a GE optical interface; a 100GE optical module is installed in a 40GE
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Troubleshooting Optical Module Issues
Check whether the transmit optical power and receive optical power of the optical module are within the normal range. If the transmit optical power is beyond the normal range, replace the
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Pulling out the optical module and shutdown interface causes the
Solve the problem of alarm indicator steady on by clear the alarm after it is confirmed that customer pull out the optical module and shutdown interface manually
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Troubleshooting Guidelines for Optical Modules
Troubleshooting Guidelines for Optical Modules An Optical Module Does Not Send Optical Signals The Transmit Optical Power of an Optical Module Is Too Low Information About an Optical Module
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port is disconnected due to optical module faulty
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
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Common problems and solutions in the installation and
First, we need to confirm whether the type of optical fiber jumper and optical transceiver is correct, and second, whether the optical fiber jumper is
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Optical Module: Typical Optical Module Troubleshooting Procedure
If the optical module is faulty, replace it with the spare part. If the fault is caused by the configuration or environment, advise the customer to optimize the configuration or environment.
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Typical Troubleshooting Cases of Optical Module
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.
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Optical Module: An Optical Module Does Not Send Light Signals
Procedure Use an optical power meter to test whether the transmit power of the optical module is normal. If not, replace the optical module.
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Installing Optical Transceivers and Connecting Optical Fibers
Before connecting optical fiber cables, read the following precautions: Do not overbend optical fibers, and the radius should not be shorter than 40 mm. Do not bundle the optical fibers too tight.
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Checking that the Optical Modules Are Inserted Properly
If the physical layer is not in the Up state, the local board or optical module is abnormal. In this case, reset the interface using the shutdown and undo shutdown commands. If the fault still persists,
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Optical Module: The Device Cannot Display Any Optical Module
Call Huawei global service hotline or contact software maintenance engineers to verify the software version. If allowed, reboot the device or power off and restart the device. Services on the
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Why Are Alarms About Optical Modules That Are Not Certified for Huawei
Therefore, alarms about optical modules that are not certified for Huawei Ethernet switches are generated. You can run the transceiver non-certified-alarm disable command to disable the alarm
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Optical Module Solutions for Huawei S5700/S5720 Series Switches
This article summarizes several solutions for using optical modules with switches and common problems encountered during usage, along with specific solutions.
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What Can I Do If a Message Is Displayed Indicating that an Optical
This field indicates whether the rate of the optical module installed on the port matches the port rate. For example, if a non-XGE optical module is installed on an XGE port, the rate of the optical module
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Optical Modules Fail to Communicate
Devices must use optical modules certified by Huawei. Those that are not certified by Huawei cannot ensure service reliability, and the corresponding optical interfaces may fail to go up.
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Port: Optical Ports on the AC Cannot Go Up
Check the model and working mode (single-mode or multimode) of the optical modules on the connected devices. Use the patch cords accordingly. If the optical port still fails to go Up, replace the
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