Posted by NE_Router at 2019-07-14 16:35
Check whether the installed optical module is a Huawei optical module. If not, you are advised to re ...
In some cases, only change the optical module is not enough. If after change of the optical module, and CRC error continue, you need to power off the equipment. Attention, not only reboot. You need powered off to clear all microcodes inserted by 3rd part module.