A.-10.5

B.-8.5

C.-1

D.-7.5

A.Bandwidth

B.Jitter

C.Bit Error Rate

D.Packet Loss Rate

E.Delay

A.Import NEs in batches

B.Manually adding NEs

C.Automatically discover network elements

D.NEs actively report

A.Source IP

B.Destination IP

C.Destination MAC.

D.Source MAC

A.The performance of the transmitting laser of the OTU board at the originating end deteriorates

B.The pigtail connector is seriously polluted

C.The dispersion compensation is unreasonable, such as under-compensation or over-compensation

D.The optical power of the incoming fiber is too high or too low

E.OSC board failure