单项选择题

WhichOSPFLSAtypedoesanASBRusetooriginateadefaultroutein……

Which OSPF LSA type does an ASBR use to originate a default route into an area？（）

A.LSA 1
B.LSA 3
C.LSA 4
D.LSA 5
E.LSA 7

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热门试题

多项选择题Whichtwooftheseparametersareusedtodetermineaforwardingequivalenceclass？（）

A.IP prefix
B.Layer 2 circuit
C.RSVP request from CE for bandwidth reservation
D.BGP MED value

单项选择题WhichoneofthesestatementsistrueofOSPFtype5LSAs？（）

A.They are used to summarize area routes to other areas.
B.They are used in not-so-stubby areas to propagate external routes.
C.They are used to notify areas of the ASBR.
D.They are flooded to all areas except stub areas （external route）.

单项选择题DuringtheIPv6addressresolution，anodesendsaneighborsolicitationmessageinordertodiscoverwhichofthese？（）

A.The Layer 2 multicast address of the destination node
B.The solicited node multicast address of the destination node
C.The Layer 2 address of the destination node based on the destination IPv6 address
D.The IPv6 address of the destination node based on the destination Layer 2 address

单项选择题WhichofthesetablesisusedbyanLSRtoperformaforwardinglookupforapacketdestinedtoanaddresswithinanRFC4364VPN？（）

A.CEF
B.FIB
C.LFIB
D.IGP

单项选择题ArouterisconnectedtoanHDLCcircuitviaaT1physicalinterface.TheSLAforthislinkonlyallowsforasustainedrateof768kb s.Burstsareallowedforupto30secondsatuptolinerate，withawindowTcof125ms.WhatshouldtheBcandBesettingbewhenusinggenerictrafficshaping？（）

A.Be = 46320000 ，Bc = 96000
B.Be = 768000 ，Bc = 32000
C.Be = 128000 ，Bc = 7680
D.Be = 0 ，Bc = 96000