Multiple users are trying to telnet to the AIX server. They are able to ping the server successfully， but are getting the following error message： 
telnet： connect： A remote host refused an attempted connect operation  
Which of the following could be the cause of this problem？（）

单项选择题WhatcommandwilldisplaythenetworkconfigurationofanEthernetadapter？（）

A.lsdev
B.lscfg
C.entstat
D.ifconfig

单项选择题Whileloggedintotheconsole，asystemadministratorwouldliketochangetheserver’sprimaryIPaddressfromX.X.X.XtoY.Y.Y.Y.Whatwouldbethebestwaytoperformthistask？（）

A.Use smit chinet
B.Use smit mktcpip
C.Issue ifconfig -a Y.Y.Y.Y
D.Edit the /etc/hosts file with the new IP information

单项选择题Anadministratorneedstodocumentsystemchangesthathaveoccurredrecently.Thecompanyhasapolicyofmakingallpossiblechangesviathesmitinterface.Whichfilewouldshowthecommandsthathavebeenperformedfromwithinsmitandtheirresultingoutput？（）

A./smit.log
B./smit.script
C./var/log/smit.log
D./var/log/smit.script

单项选择题AnadministratorisloggedintoaremoteserverusinganXwindowsclientandwantstousesmit.Thebandwidthfortheremoteconnectionisminimal，sotheadministratorwouldliketodisablethegraphicalversionofsmittospeedupdisplayupdates.Whichcommandwillstartsmitinthenon-graphicalmode？（）

A.smit
B.msmit
C.smit -C
D.smit_tty

单项选择题Wherecanasystemadministratorfindinformationregardingconfiguredphysicalvolumes，volumegroups，andlogicalvolumesbesidestheVolumeGroupDescriptorArea（VGDA）？（）

A./etc/filesystems
B./etc/environment
C.Object Data Manager （ODM）
D.Logical Volume Control Block （LVCB）