单项选择题
Which of the following functions does the "ifconfig en0" perform？（）
A.Shuts down en0
B.Displays en0 settings
C.Reconfigures en0 using the ODM
D.Sends an SNMP alert to the network administrator
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单项选择题
WhichAIXdeviceisassociatedwith"Ethernet"framing？（）
A.en0
B.et0
C.ent0
D.tok0 -
单项选择题
Whichofthefollowingcommandsindicateswhenaninterfacehasamulticastcapability？（）
A.lsdev
B.lsattr
C.netstat
D.ifconfig -
单项选择题
WhenanICMPredirectisreceivedfromahostthatisnotthecurrentgatewayfortherouteitisredirecting，whichofthefollowingoptionsisthemostappropriatetoconclude？（）
A.The redirect will be ignored
B.The routing table will be altered
C.The ping will fail， followed by other network services.
D.The host， which sent the ICMP redirect， will begin acting as the gateway
