A.WFQ

B.PQ

C.BE

D.RFO

A.Deleting a trail from the network layer only deletes the WDM trail at the network layer on the NMS side

B.After the path is deleted from the network layer and the network element, the service will be interrupted

C.Delete the path from the NE layer. Delete the path on the NE side and the NE layer together.

D.Once the network layer deletes the trail, the service will not be interrupted

A.The ID of the E-Trunk is used to identify an E-Trunk

B.Able to achieve link aggregation across devices

C.The active and standby devices periodically send Hello packets to each other

D.The higher the priority value of the E-Trunk, the higher the priority.

A.The received signal is attenuated too much

B.Broken fiber

C.The signal sent by the peer station has no frame structure

D.The receiving direction of the board is faulty

A.False

B.True