单项选择题

WhatisadrawbacktousingtheIntServmodel？（）

A.RSVPthatsignalsQoSrequestsperindividualflow
B.notscalabletolargeimplementations
C.admissioncontrolnotsupported
D.useofdynamicportnumbers
E.UDPnotsupported

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热门试题

单项选择题Selecttheactionthatresultsfromexecutingthesecommands.Switch（config－if）switchportport－security.Switch（config－if）switchportport－securitymac－addresssticky（）

A.AdynamicallylearnedMACaddressissavedinthestartup-configurationfile.
B.AdynamicallylearnedMACaddressissavedintherunning-configurationfile.
C.AdynamicallylearnedMACaddressissavedintheVLANdatabase.
D.StaticallyconfiguredMACaddressesaresavedinthestartup-configurationfileifframesfromthataddressarereceived.
E.StaticallyconfiguredMACaddressesaresavedintherunning-configurationfileifframesfromthataddressarereceived.

单项选择题Whichofthefollowingcommandswillremovealldynamicentriesforarouter’sNATtable？（）

A.clearnattranslations
B.clearipnattranslations*
C.clearipnatstatistics
D.clearipnattransactions*
E.clearipnattranslations
F.clearipnattranslationsall

单项选择题WhichofthefollowingcommandsshowsallrouteslearnedviaEIGRP？（Chooseallthatapply.）（）

A.showipeigrptopology
B.showipeigrpadjacency
C.showipeigrproutes
D.showipeigrpdatabase
E.showiprouteeigrp
F.showipeigrpforwarding

单项选择题InanL2TPvoluntarytunnelingscenario，theVPDNtunnelisterminatedbetween：（）

A.TheclientandtheNAS.
B.TheNASandtheLNS.
C.TheNASandtheLAC.
D.TheclientandtheLNS.

单项选择题InwhatwaydoesCiscoSMARTnethelpcustomersprotecttheirnetworkinvestments？（）

A.allowsthemtoacquirereplacementhardwareasneededinsteadofcarryingitininventory
B.includesupgradeinsurance
C.includesCiscoLearningCreditsforstafftraining
D.providesthemwithtrade-inincentivesfortheirend-of-lifeproducts