A.64-1518 bytes

B.46-1500 bytes

C.64-1500 bytes

D.46-1518 bytes

A.Alarm

B.Network element

C.Veneer

D.Port

A.Only the gateway network element needs to be connected to the network management computer.

B.The connection network management computer can be connected either directly or through a local area network, as the case may be.

C.If the subrack connection mode is master-slave mode, the network management computer must be connected to the main subrack.

D.All network element IP addresses must be in the same address segment as the network management computer IP address.

A.Fiber extractor

B.U2000

C.Shielding bag

D.Anti-static gloves