By default, the Combo interface operates in the electrical interface state. If a non-Huawei-certified optical module is used, an exception may occur on the port. Enter system view, return user. Use 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 optical module information of a specific optical port. Execute. The assign port-type 25ge command sets the maximum rate of 10GE SFP+ Ethernet optical ports to 25 Gbit/s. Hardware failures: include hardware.