WhichCLIcommandshowswhetheranL2TPTunnelSwitchprofileisapplied?（）
A. l2tptunneltest
B. showsubscribers
C. showaaadomain-map
D. showl2tpdestinationprofile
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ABridged1483serviceofferingisgroupingDSLusersintoalargesubnet.Whatarethreecharacteristicsofthisconfiguration？（）
A. ItburnsIPaddresses.
B. ItconservesIPaddresses.
C. AgroupofPVCsisasubnet.
D. ItprovidesanumberedIPaddresstotheERX
E. ItprovidesanIPunnumberedaddresstoERX
WhatistheoptimizetimeronanRSVP-signaledLabel-SwitchedPath(LSP)?（）
A. ThetimeittakestoidentifytheoptimalpathfortheLS
B. TheintervalatwhichtheingressrouterrecalculatestheLSP'spath.
C. Thetimetheingressroutertakestoestablishtheprimarypath.
D. Themaximumnumberoftimestheingressroutertriestoestablishtheprimarypath.
WhatisaLabel-SwitchedPath?（）
A. atrafficengineeredpath
B. anothernameforaFrameRelayPVC
C. abidirectionalpaththroughanetwork
D. aunidirectionalpaththroughanetwork
Whichtermdescribesagroupofpacketssharingcommonforwardingcharacteristics?（）
A. commonforwardingclass
B. forwardingequivalenceclass
C. equivalentclasscharacteristics
D. forwardingclasscharacteristics
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