Which of the following methods can be used for the reset test of the MA5600T/MA5680T single board?

When the MA5600T/MA5603T equipment needs to be maintained and managed locally, the baud rate setting of the maintenance terminal's HyperTerminal must be consistent with the serial port baud rate parameters of the MA5600T/MA5603T system .
What is the system default serial port baud rate?

Is the following description correct? The devices in the ODN network need power supply to work.

According to the IEEE 802.1Q standard, where is the VLAN identification field in the Ethernet frame?

In the 10G GPON system, the XGEM frame is used to encapsulate data. How many bits of PORT ID are defined in the XGEM header?