单项选择题

A.ldp explicit-nullB.mpls forwarding explicit-nullC.mpl……

What is the Cisco IOS command to turn on explicit null forwarding by LDP？（）

A.ldp explicit-null
B.mpls forwarding explicit-null
C.mpls ldp advertise-labels explicit null
D.mpls ldp explicit-null

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热门试题

单项选择题YouuseOSPFasyournetworkroutingprotocol.YouusethecommandshowiprouteandyouseeseveralroutesdescribedasO，OIA，OE1，andOE2.Whatroutesareinyourarea？（）

A. O IA
B. O E1
C. O E2
D. O

单项选择题WhichinformationwilltheCiscoIOScommandshowipospfribdisplay？（）

A.only the local OSPF routes
B.only the OSPF routes installed in the routing table
C.only the remotely learned OSPF routes
D.all the OSPF routes from the OSPF database that are eligible to be put in the routing table

多项选择题WhichthreeareneededtorunVRFliteforIPv6onarouter？（）

A.VRF definition for IPv6
B.MP BGP for IPv6
C.LDP
D.VRF-enabled routing protocol
E.VRF-enabled interface

单项选择题WhichcommandcanbeusedtofilteraRIPv6routefromgettinginstalledintheroutingtable？（）

A.ipv6 router rip ccie distribute-list..
B.ipv6 router rip ccie offset-list..
C.interface e0/0 ipv6 rip ccie distribute-list..
D.interface e0/0 ipv6 rip ccie advertise..

多项选择题Whichthreestatementsaretrueaboutpolicing？（）

A.Out-of-profile packets are queued.
B.It causes TCP retransmits.
C.Marking and remarking are not supported.
D.It does not respond to BECN and foresight messages.
E.It uses a single- and two-bucket mechanism for metering.