A.AfirewallinroutedmodehasoneIPaddress
B.AfirewallintransparentmodehasoneIPaddress
C.Inroutedmode,thefirewallisconsideredtobeaLayer2dew
D.Inroutedmode,thefirewallisconsideredtobeaLayer3device
E.Intransparentmode,thefirewallisconsideredtobeaLayer2device
F.Intransparentmode,thefirewallisconsideredtobeaLayer3device
第1题
A.出现了目的地不可达错误
B.数据包类型未知
C.一个数据包超时
D.ping中断
E.成功收到四个数据包
F.超过了数据包的TTL值
第2题
CiscoExpressForwarding(CEF)ismainlyusedtoincreasepacketswitchingspeed,reducingtheoverheadanddelaysintroducedbyotherroutingtechniques,increasingoverallperformance.WhichofthefollowingconcerningCEFisrecommendedbyCisco?()
A.UsedefaultLayer4hashincore.
B.UsedefaultLayer3hashindistribution.
C.UsedefaultLayer4hashindistribution.
D.UsedefaultLayer3hashincoreandLayer3+Layer4hashindistributionlayer.
第3题
A.只有主机D
B.只有路由器R1
C.只有主机A.B和C
D.只有主机A.B.C和D
E.只有主机B和C
F.只有主机B.C和路由器R1
第4题
A.availability
B.performance
C.functionality
D.manageability
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