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
点击查看答案
相关考题
-
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 -
单项选择题
Ahostistobepartofaverysmallprivatenetwork，whichwillneverbeconnectedtoanyothernetworks.Whichofthefollowingnameresolutionschemeswouldbetheeasiesttoimplement？（）
A.DNS
B.NIS
C.DHCP
D.etc/hosts file
