How to disable the SFP module on H3C vswitches and other devices? The following warning is displayed: OPTMOD/4/PHONY_MODULE: GigabitEthernet1/0/2: This transceiver is NOT sold by H3C. h3C therefore shall NOT guarantee the normal function of the device or assume the maintenance responsibility thereof! This is a warning when SFP module is used on H3C vswitches, routers, and other devices. It generally means that the transceiver is not provided by H3C manufacturers, therefore, H3C cannot guarantee the normal function of the device or assume the maintenance responsibility! Solve this problem: To solve this problem, it will be gradually solved on the new optical module, R2603P06 and later versions can solve this problem. If the version is not upgraded, run the following command to disable the OPTMOD alarm information of the optical module. [H3C] info-center source OPTMOD channel 2 log state off [H3C] info-center source OPTMOD channel 4 log state off [H3C] info-center source OPTMOD channel 9 log state off