多项选择题
YouaretheadministratorofanActiveDirectorydomain.AllserversrunWindowsServer2003.AllclientcomputersrunWindowsXPProfessionalandaremembersofthedomain.ThedomaincontainsasingleDNSservernamedServer1.RoothintsareenabledonServer1.InternetaccessforthecompanyisprovidedbyaNetworkAddressTranslation（NAT）servernamedServer2.Server2isconnectedtotheInternetbymeansofapermanentconnectiontothecompany’sISP.Usersreportthattheycannolongerconnecttohttp：//www.adatum.com.UserscanconnecttointernalresourcesandtootherInternetWebsites.Youcansuccessfullyaccesshttp：//www.adatum.comfromacomputeroutsideofthecorporatenetwork.Youneedtoensurethattheuserscanaccesshttp：//www.adatum.com.Youmustalsoensurethatusersretaintheirabilitytoaccessinternalresources.
Whichtwoactionsshouldyouperform？（）
A.AllserversrunWindowsServer2003.AllclientcomputersrunWindowsXPProfessionalandaremembersofthedomain.ThedomaincontainsasingleDNSservernamedServer1.RoothintsareenabledonServer1.InternetaccessforthecompanyisprovidedbyaNetworkAddressTranslation（NAT）servernamedServer2.Server2isconnectedtotheInternetbymeansofapermanentconnectiontothecompany’sISP.Usersreportthattheycannolongerconnecttohttp：//www.adatum.com.UserscanconnecttointernalresourcesandtootherInternetWebsites.Youcansuccessfullyaccesshttp：//www.adatum.comfromacomputeroutsideofthecorporatenetwork.Youneedtoensurethattheuserscanaccesshttp：//www.adatum.com.Youmustalsoensurethatusersretaintheirabilitytoaccessinternalresources.