A.Including OTS overhead

B.Including OTN overhead

C.Including OCH overhead

D.Includes OMS overhead

A.LSP path optimization

B.Establishing Neighborhood Relationships

C.LSP rerouting

D.LSP deletion

A.True

B.False

A.If you suspect that there is a problem with a certain VC-4, you can adjust the time barrier to another VC-4.

B.During upgrade and expansion, if you suspect that the new configuration is wrong, you can re-deliver the original configuration to locate the configuration problem.

C.If you suspect that there is a problem with a slot, you can rule it out by changing the board configuration.

D.If you suspect that there is a problem with some channels of a tributary board or a certain tributary board, you can change the time barrier configuration to configure services to another channel or another tributary board.

A.Frequency Division Multiplexing

B.Space division multiplexing

C.Time division multiplexing

D.Wavelength division multiplexing