单项选择题

When an ICMP redirect is received， which of the following options is the most appropriate to conclude？（）

A.A routing table has changed
B.The IP address has changed
C.The system has become a gateway
D.A hacker is posing a threat to the system

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热门试题

单项选择题WhichofthefollowingoptionsindicatesthenumberofadaptersthatmaybebandedtogethertoformanEtherChannel？（）

A.1 or 3
B.2 or more of differing models
C.2 or 4 of the same model
D.2 or more of the same model

单项选择题AnAIXserverhas2networkinterfacesanditneedstobepermanentlyconfiguredasagateway.Howcanthisbeaccomplished？（）

A.Run the command ’no -d’ to set network options to default
B.Edit /etc/rc.tcpip and enable gated
C.Edit /etc/rc.tcpip and enable routed
D.Edit /etc/rc.net and enable ipforwarding

单项选择题Whichofthefollowingcommandsshouldbeusedtomakepermanentstaticrouteentriesthatwillpersistacrossreboots？（）

A.chroot
B.route static
C.route add
D.smitty route

单项选择题Whichofthefollowingparameterscanpreventpacketfragmentationonrouterswhenconnectingtoremotenetworks？（）

A.mtu
B.sb-max
C.rfc1323
D.tcp_mssdflt

单项选择题InaTCP IPnetwork，whichofthefollowingprotocolsisinvolvedwhenauserissuesapingcommand？（）

A.TCP
B.UDP
C.ICMP
D.SMTP