Which of the following commands should be used to alter the routing table on a running system without affecting the ODM settings？（）

单项选择题Whichofthefollowingcommandsisusedtochangedevicedriversettingsforanetworkadapter？（）

A.no
B.chdev
C.frcactrl
D.ifconfig

单项选择题WhichofthefollowingSMITpanelscreensareusedtoconfigureasystem’sbasicnetworkparametersfortheveryfirsttimeonly？（）

A.Change System User Interface
B.TCP/IP Further Configuration
C.TCP/IP Minimum Configuration
D.Network Installation Management

单项选择题Below is the routing table for host  earth ：  If host  earth  tries to ping 128.78.1.5， to which of the following interfaces is  the packet being sent？（）

A.en0
B.lo0
C.tr0
D.ping results in "Sendto：Network is unreachable" message

单项选择题InaTCP IPnetwork，whichofthefollowingcommandsutilizestheICMPprotocol？（）

A.rcp
B.tftp
C.ping
D.rpcinfo

单项选择题Anadapterstatedoesnotshowavailableafterareboot.Whichofthefollowingisthemostprobablecause？（）

A.DNS is not working properly
B.Ping is not working properly
C.The cables are disconnected
D.The device driver did not load properly