单项选择题
Which of the following commands indicates when an interface has a multicast capability？（）
A.lsdev
B.lsattr
C.netstat
D.ifconfig
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相关考题
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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 -
单项选择题
WhenconfiguringaninterfaceusingSMITandFurtherConfigurationwithanIPaddressandnetmask，whichofthefollowingoutcomesindicateshowtheroutingtableswillbeaffected？（）
A.A subnet route is automatically added
B.A default route is automatically added
C.All other routes are automatically added
D.The routing table is not affected -
单项选择题
Whichofthefollowing"nooptions"controlsthemaximumvalueofmbufs？（）
A.mtu
B.sb_max
C.thewall
D.tcp_sendspace
