單項選擇題

Which statement is FALSE concerning Concatenation？（）

A.It allows ITCM to send multiple upstream packets in one single large burst.
B.It reduces upstream data throughput.
C.It can be enabled/disabled from CMTS on per upstream port basis if desired
D.Concatenation activity on an interface can be checked by the show controller counters command

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單項選擇題

In optical transmission systems， chirped lasers are used for the purpose of：（）.

A.Turning the laser to a specific ITU channel
B.Keeping the signal wavelength "locked" to a specific technology
C.Suppressing FWM and SBS non-linear effects
D.None ofthe above

單項選擇題

What layer of the TMN （telecommunications management network） model does CTM fit into？（）

A.Network management layer
B.Element management layer
C.Business management layer
D.Network element layer

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Which statement is FALSE concerning Concatenation？（）

你可能感興趣的試題

In optical transmission systems， chirped lasers are used for the purpose of：（）.

What layer of the TMN （telecommunications management network） model does CTM fit into？（）

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Which statement is FALSE concerning Concatenation？（）