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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A.TCP
B.UDP
C.HTTP
D.Multicast
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
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
A.Network management layer
B.Element management layer
C.Business management layer
D.Network element layer
A.BPDU Guard
B.802.x
C.Port Security
D.Storm Control
最新試題
Which option is not a valid method to assign the lowest-order 64-bit field of an IPv6 unicast address？（）
Which statement about the use of Route Target Rewrite is true？（）
Which statement is FALSE concerning Concatenation？（）
Which statement about VPLS is true？（）
Which two requirements to deploy 6PE and 6VPE solutions are mandatory？（）
Which three are advantages of SONET？（）
In optical transmission systems， chirped lasers are used for the purpose of：（）.
All secure domain routers （SDRs） have shared attribute and resources. Which three resources are sharedall SDRs？ （）
Which three protocols use TLVs to carry attributes？（）
Which Modular QoS CLI （MQC） based output queuing method is designed to support multiple trafficclasses including VoIP traffic， mission-critical traffic， interactive traffic， and default class traffic？（）