单项选择题
A.mtu
B.sb_max
C.thewall
D.tcp_sendspace
单项选择题 Whichofthefollowingcommandsidentifiesallnetworkadaptertypesthatareinstalledinamachine？（）
单项选择题 WhichofthefollowingcommandsshouldbeusedtoaltertheroutingtableonarunningsystemwithoutaffectingtheODMsettings？（）
单项选择题 Whichofthefollowingcommandsisusedtochangedevicedriversettingsforanetworkadapter？（）