单项选择题

What is the first thing that happens when IPv6 is enabled on an interface on a host？（）

A.A router solicitation is sent on that interface.
B.There is a duplicate address detection on the host interface.
C.The link local address is assigned on the host interface.
D.A neighbor redirect message is sent on the host interface.

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热门试题

单项选择题WhatactionwillaBGProutereflectortakewhenitreceivesaprefixmarkedwiththecommunityattribute NOADVERTISEfromaclientpeer？（）

A.It will advertise the prefix to all other client peers and non-client peers.
B.It will not advertise the prefix to EBGP peers.
C.It will only advertise the prefix to all other IBGP peers.
D.It will not advertise the prefix to any peers.

单项选择题Refer to the exhibit. Which switching feature is being tested？（）

A. loop guard
B. PortFast
C. root guard
D. BDPU guard

多项选择题WhichtwooptionsdoesCiscoPfRusetocontroltheentrancelinkselectionwithinboundoptimization？（）

A.Prepend extra AS hops to the BGP prefix.
B.Advertise more specific BGP prefixes （longer mask）.
C.Add （prepend） one or more communities to the prefix that is advertised by BGP.
D.Have BGP dampen the prefix.

多项选择题WhichthreecombinationsarevalidLACPconfigurationsthatwillsetupachannel？（）

A.On/On
B.On/Auto
C.Passive/Active
D.Desirable/Auto
E.Active/Active
F.Desirable/Desirable

单项选择题In802.1s，howistheVLANtoinstancemappingrepresentedintheBPDU？（）

A.The VLAN to instance mapping is a normal 16-byte field in the MST BPDU.
B.The VLAN to instance mapping is a normal 12-byte field in the MST BPDU.
C.The VLAN to instance mapping is a 16-byte MD5 signature field in the MST BPDU.
D.The VLAN to instance mapping is a 12-byte MD5 signature field in the MST BPDU.