Many friends have a doubt that the optical module I got is brand-new in appearance, but I don't know how to query the relevant information of the optical module. Today, ETU-LINK will introduce how to query the information of optical module on Huawei switch. Next, we will introduce the query instructions of relevant parameters of optical module, and view the DDM information of interface optical modules through display command.

Execute the command, display transceiver [ interface interface-type interface-number | slot-id ] [ verbose ] to check the optical module information on the device interface.

Execute the command, display transceiver diagnosis interface [ interface-type interface-number ], display optical transceiver diagnostic parameters.

When you are not familiar with optical module products, you may not understand the DDM information of optical module read on the switch. In this article, ETU-LINK translates the English parameter information of optical module into Chinese, so that you can understand the meaning of these parameters when you query DDM on the switch.

The following picture is the optical module information queried on the Huawei switch, which is marked with the Chinese translation of the Optical Module English parameters for easy reference.