Youareasystemsengineerforyourcompany.Yourcompanyhas20，000usersinalargecampusenvironmentlocatedinLosAngeles.Eachdepartmentinthecompanyislocatedinitsownbuilding.EachdepartmenthasitsownITstaff，whichisresponsibleforallnetworkadministrationwithinthebuilding.
Thecompany’snetworkispidedintoseveralIPsubnetsthatareconnectedtooneanotherbyusingdedicatedrouters.Eachbuildingonthecompany’smaincampuscontainsatleastonesubnet，andpossiblyuptofivesubnets.Eachbuildinghasatleastonerouter.AllroutersuseRIPversion2（RIPv2）broadcasts.
ThecompanyacquiresanewbusinessunitlocatedinDenver.TheDenverofficehas25users.ThenetworkintheDenverofficeisconnectedtothenetworkatthemaincampusbyusingaleasedframerelayconnection.ThenetworkadministratorattheDenverofficeinstallsaWindowsServer2003computerandconfiguresRoutingandRemoteAccessonthisserver.ThenetworkadministratorattheDenverofficeconfiguresthisserverasarouterandimplementsRIPv2inRoutingandRemoteAccess.
Later，theDenveradministratorreportsthathisrouterisnotreceivingroutingtableupdatesfromtheroutersonthemaincampusnetwork.Hemustmanuallyaddroutingentriestotheroutingtabletoenableconnectivitybetweenthelocations.YouinvestigateanddiscoverthattheRIPv2broadcastsarenotbeingreceivedattheDenveroffice.YoualsodiscoverthatnoroutingtableannouncementsfromtheDenverofficearebeingreceivedonthemaincampusnetwork.YouneedtoensurethatthenetworkintheDenverofficecancommunicatewiththemaincampusnetworkandcansendandreceiveautomaticroutingtableupdatesasnetworkconditionschange.
WhatshouldyoudoontherouterintheDenveroffice？（）
参考答案：D
