A. copy running-config startup-config
B. copy startup-config: running-config
C. copy running config startup config
D. copy startup config running config
E. write terminal
第1题
A.Asham-linkisalogicallinkbetweenPEroutersthatprovidesanOSPFadjacencybetweenthePEroutersandforwardscustomertrafficacrossit.
B.Asham-linkisalogicallinkbetweenPEroutersthatprovidesanOSPFadjacencybetweenthePEroutersandcarriesOSPFLSAs.
C.Asham-linkisalogicallinkbetweenPEroutersthatcarriesOSPFLSAsandforwardscustomertrafficacrossit.
D.Asham-linkisapoint-to-multipointlinkthatprovidesanOSPFadjacencybetweenthePEroutersandcarriesOSPFLSAs.
E.Asham-linkisapoint-to-multipointlinkthatprovidesanOSPFadjacencybetweenthePEroutersandforwardscustomertrafficacrossit.
第2题
A.end-to-endnetworkdelaytimesthatexceed50msforreal-timetrafficareconsideredunacceptable
B.end-to-endnetworkdelaytimesthatexceed250msforreal-timetrafficareconsideredunacceptable
C.end-to-endnetworkdelayisnotafactoraslongasthedelayisconsistent
D.somepacketlosscanbecorrectedbycodecalgorithms
E.RSVPhandlesvoicepacketretransmission
F.fragmentationisaresultofpacketloss
第3题
A.Layer2accesslinkQoSdesign
B.enterprise-to-service-providermappingmodels
C.Layer3linkaccessQoSdesign
D.serviceproviderservicelevelagreements
E.Layer2linkaccessloadbalancing
第4题
A.celllosspriority(CLP)
B.discardeligibility(DE)
C.headerrorcontrol(HEC)
D.genericflowcontrol(GFC)
E.forwardexplicitcongestionnotification(FECN)
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