Whatisusedaslabelincell-basedMPLS？（）
A. VPI
B. VCI
C. VPIandVCI
D. Specific4byteslabel
E. Noneofabove
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Assumetworoutersonthesamesubnet，R1andR2，bothconfiguredforHSRP.R1hasapriorityof120.WhichofthefollowingHSRPinterfaceconfigurationswillalwaysresultintheR2becomingtheprimary？（）
A. standby1priority110
B. standby1priority120
C. standby1priority130
D. standby1priority110preempt
E. standby1priority120preempt
F. standby1priority130preempt
WhataretwostepneededtodefineaQoSpolicyforatrafficclass？（）
A. determineaminimumbandwidthguarantee
B. determineinterfacestowhichtoapplypolicy
C. assignprioritiestotheclass
D. configureaccesscontrollists
WhichcommandwilldisplaytheMPLSlabelbindingforIPprefix1.1.1.0ontherouter？（）
A. showtag-switchingtdpbinding1.1.1.0/24
B. showtag-switchingtdpbindingsneighbor1.1.1.0
C. showtag-switchinginterfacee0/0
D. AandBbothwillshowthebinding.
E. Alloftheabove.
UnicastReversePathForwarding（Urpf）canworkinthefollowingmodes：（）
A. Expressmode
B. Strictmode
C. Loosemode
D. Tunnelmode
E. Safemode
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