单项选择题
Which of the following parameters can prevent packet fragmentation on routers when connecting to remote networks？（）
A.mtu B.sb-max C.rfc1323 D.tcp_mssdflt
单项选择题 InaTCP/IPnetwork，whichofthefollowingprotocolsisinvolvedwhenauserissuesapingcommand？（）
单项选择题 AllofthefollowingcommandswillsetthehostnameintheODMdatabaseEXCEPT：（）。
单项选择题 WhichofthefollowingATMcomponentsareneededtoconfigureanATMSVC（switchedvirtualcircuit）classicalIPinterface？（）
