Whichtwostatementsaretrueabouttherendezvouspoint(RP)inamulticastnetwork?（）
A. ThemulticastsourcesmustregisterwiththeRPtoformthemulticastdistributiontree
B. AnRPisrequiredonlyinnetworksrunningProtocolIndependentMulticastdensemode(PIMDM)
C. ThemulticastreceiversmustregisterwiththeRPtoformthemulticastdistributiontree
D. AnRPisrequiredonlyinnetworksrunningProtocolIndependentMulticastsparsemode(PIMSM)
E. AnRPisrequiredonlyinnetworksrunningProtocolIndependentMulticastsparse-densemode(PIM-SDM)
F. Toformthemulticastdistributiontree,themulticastsourcesregisterwithandthereceiversjointheRP
查看答案
YouarethenetworkadministratorforTestKing.Thenetworkconsistsofasingle ActiveDirectorydomain.AllnetworkserversrunWindowsServer2003andall clientcomputersrunWindowsXPProfessional. TerminalServicesisinstalledonamemberservernamedTestking1.Currently,30 activeterminalserversessionsareconnectedtoTestking1.Anunforeseenhardware upgradewillrequireshuttingdowntheserver. Youneedtoprovideatwo-minutewarningabouttheshutdowntoallactive terminalsessions. First,youlogontoTestking1asanadministrator. Whatshouldyoudonext?（）
A. Fromacommandprompt,runthetsdisconncommand.
B. Fromacommandprompt,runthenetsend/userscommandtosendawarningmessage.Aftertwominutes,manuallyshutdownTestking1.
C. Fromacommandprompt,runthetsshutdn120/server:Testking1command.
D. RunTsadmin.exetodisconnectallactivesessions.Aftertwominutes,manuallyshutdownTestking1.
Whichtwomulticastprotocolstatementsaretrue?（）
A. Sparsemodemulticastusesapullmodeltosendmulticasttraffictowhereitisrequested
B. Densemodemulticastusesapushmodeltofloodtrafficthroughoutthenetworkandthenprunestheunwantedtraffic
C. Densemodemulticastrequiresexplicitjoinmessagesfromtheirmembers
D. Sparsemodeusesreversepathforwarding(RPF)topruneoffredundantflows
E. Theprimaryuseofsparsemodemulticastisfortestlabsandrouterperformancetesting
按照工程造价的第一种含义，工程造价是指（）
A. 建设项目总投资
B. 建设项目固定资产投资
C. 建设工程投资
D. 建筑安裝工程投资
Refertotheexhibit.Whichtwoconclusionscanbedrawnfromthedebugipigmpoutput?（）
A. TheroutersentanIGMPversion2queryoutinterfaceEthernet1atmulticastaddress224.0.0.1.
B. RouterRTAreceivedanIGMPreportversion1fromhost192.168.9.1.
C. ReversePathForwarding(RPF)isenabledfor192.168.9.4.
D. ReversePathForwarding(RPF)isenabledfor224.0.1.40.
E. TheIPmulticastgroupsare224.0.0.1,224.0.1.40,and239.255.0.1.
F. IPPIMRPmappingisstatic.
微信支付 
支付宝支付