Home / Checking the optical attenuation of Huawei switch ports
Check whether the local and remote optical modules have the same wavelength. Related Information Video Identify a Huawei-Certified Optical Module Run the display transceiver [ interface interface-type interface-number | slot slot-id ] [ verbose ]. During use, reading optical module information helps understand its real-time operating status, enabling faster troubleshooting of link abnormalities.
Check whether the information is consistent with the optical module specifications provided in the product documentation. (For details about the commands for querying port information, see the
Read MoreSome 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.
Read MoreTaking the Huawei 5700 series switches as an example, the commands to view optical module information are as follows:
Read MoreRun the display interface interface-type interface-number transceiver verbose command to check whether the receive optical power and transmit optical power are normal.
Read MoreModular Switch V200R002&V200R003 The Current Rx Power (dBM) field in the command output indicates the current receive power of the optical module, and the Current Tx
Read MoreCheck whether the optical module is a Huawei-certified one. If not, replace it with a Huawei-certified optical module. If the optical module is installed on a GE port, run the display interface
Read MoreUse 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
Read MoreLearn how to display optical module information on Huawei devices using specific commands and understand the diagnostic details of optical modules.
Read MoreA switch must use optical or copper modules that have been certified for use on Huawei S switches. Non-certified optical or copper modules cannot ensure transmission reliability and may affect service
Read More1. Checking the Optical Module Type Log in to the switch through Telnet or console port to check the switch model. Run the display device command to check the
Read Morehow to check sfp info & mac address, port power, vlan''s in huawei switch#huawei#how-to#tutorials#techhouse##technology
Read MoreIf the receive power of an optical module is too low or too high, use an optical power meter to test the optical power attenuation of each part of the link and repair abnormal parts.
Read MoreUsing a Command If an optical module is installed in a running device, you can run the display transceiver command to view parameters of the optical module, including the center wavelength,
Read MoreCheck 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
Read MoreTo determine whether optical modules delivered for Huawei switches before January 1, 2016 are certified ones, contact Huawei technical support. If your optical modules are delivered after January
Read MoreYou can also run the display transceiver diagnosis command to check optical parameters of the optical interface. <HUAWEI>display transceiver diagnosis interface GigabitEthernet 0/0/8 Port
Read MoreThe port-group group-member command creates a temporary port group and adds specified Ethernet interfaces to the temporary port group. Commands configured for a temporary port group will be
Read MoreHow Can I Determine Whether an Optical Module Is a Huawei-Certified Switch Optical Module? Obtain the electronic label of the optical module and contact Huawei technical support personnel to confirm
Read MoreCloudEngine 16800, 9800, 8800, and 6800 Series Switches Troubleshooting Guide (V300) How Do I Check the Transmit and Receive Optical Power of an Optical Module? Run the display interface
Read MoreCheck whether the fiber length between the two ports is within the maximum transmission range of the optical modules on the ports. Check whether the fiber
Read MoreCloudEngine 16800, 12800, 9800, 8800, 7800, 6800, and 5800 Series Switches Troubleshooting Guide (V100 and V200) Optical Interface Interconnection Is Abnormal on CE
Read MoreIf your network feels sluggish or devices mysteriously disconnect, the culprit might be smaller than you think—buried inside your Huawei switch. SFP power levels (optical transmit and receive power) are
Read MoreHuawei switches using non-certified optical module may not be able to read the information, can not guarantee the accuracy of the information read, recommend the use of Huawei certified optical
Read MoreThe following uses the Moduletek SFP-10G-LR module connected to a Huawei S6700 switch as an example to introduce how to read information of the connected optical module on a Huawei switch.
Read MoreWhen 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
Read MoreThe Issue We want to troubleshoot transceiver on Huawei router, Huawei switch, Huawei systems. The Answer 1 Show details, warning etc. from transceivers Check "Alarm information"
Read MoreThe following picture is the optical module information queried on the Huawei switch, which is marked with the Chinese translation of the Optical
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