單項選擇題

Which statement about VPLS is true？（）

A.All CE devices emulate a bridge
B.All provider devices emulate a bridge
C.Hierarchical VPLS reduces signaling overhead
D.Each PE device emulates a bridge
E.Each CE device emulates a bridge

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單項選擇題

What method of streaming live video is the least taxing on bandwidth in a large enterprise environment？（）

A.TCP
B.UDP
C.HTTP
D.Multicast

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

Which statement about VPLS is true？（）

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What method of streaming live video is the least taxing on bandwidth in a large enterprise environment？（）

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

What method of streaming live video is the least taxing on bandwidth in a large enterprise environment？（）

Which statement is FALSE concerning Concatenation？（）