多项选择题

Voice quality is bad due to high delay and jitter on a link. Which two actions will improve the quality of voice calls？（）

A.Increase the queue size of the voice class.
B.Guarantee bandwidth during congestion to the voice class with a bandwidth command.
C.Increase the tx-ring of the egress interface.
D.Implement LLQ for the voice class.
E.Decrease the rx-ring of the egress interface.
F.Decrease the queue size of the voice class.

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热门试题

单项选择题WhatactionwillaBGProutereflectortakewhenitreceivesaprefixmarkedwiththecommunityattributeNOADVERTISEfromaclientpeer？（）

A.It will advertise the prefix to all other client peers and non-client peers.
B.It will not advertise the prefix to EBGP peers.
C.It will only advertise the prefix to all other IBGP peers.
D.It will not advertise the prefix to any peers.

多项选择题WhichtwoOSPFLSAtypesarenewinOSPFversion3？（）

A.Link
B.NSSA external
C.Network link
D.Intra-area prefix
E.AS domain

多项选择题WhichtwotunnelingtechniquessupportIPv6multicasting？（）

A.6to4
B.6over4
C.ISATAP
D.6PE
E.GRE

多项选择题WhichtwooptionsdoesCiscoPfRusetocontroltheentrancelinkselectionwithinboundoptimization？（）

A.Prepend extra AS hops to the BGP prefix.
B.Advertise more specific BGP prefixes（longer mask）.
C.Add（prepend）one or more communities to the prefix that is advertised by BGP.
D.Have BGP dampen the prefix.

多项选择题Whichtwoareeffectsofconnectinganetworksegmentthatisrunning802.1Dtoanetworksegmentthatisrunning802.1w？（）

A.the entire network switches to 802.1D and generates BPDUs to determine root bridfe status.
B.A migration delay of three seconds occurs when the port that is connected to the 802.1D bridge comes up
C.The entire network reconverges and a unique root briddge for the 802.1D segment， and a root bridge for the 802.1W segment， is chosen
D.the first hop 802.1w switch that is connected to the 802.1D runs entirely in 802.1DCompatibility mode and converts the BPDUs to either 802.1D or 802.1W segments of the network
E.Classic 802.1D timers， Such as forward Delay and Max-age， will only be used as a backup， and will not be necessary if point-to-point links and edge prots are properly identified and set by the administrator.