If possible, remove and reinstall the optical module to check whether the optical module can restore to the normal state. The device management or driver software has a bug. The cable type was detected but the specific type cannot be identified. The cable does not. Huawei 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 switch module. Sample Output: Local. Huawei is very open when it comes to 3rd party SFP. In most cases, all SFPs work, but it generates a message every day, which fills the log unnecessarily.