Cer-tech.comhasanactivedirectorydomain.YouaretheadministratorofES1，aserverthatruns WindowsServer2008andhasTerminalServicesroleandtheTerminalServicesWebAccessroleserviceinstalledonit.YouinstallTerminalServicesGatewayroleonES1andcreatetheTerminalServices connectionauthorizationpolicy.UsersarereportingthattheycannotaccessESWhatshouldyoudotoensurethattheuserscanconnecttoES1？（）
A.InstallandconfiguretheTerminalServicesResourceAuthorizationPolicy（RAP）onES1
B.ConfiguretheNetworkAccessProtectiononES1andstarttheTerminalservicesgatewayservice
C.CreateaTerminalServicesGroupPolicyObjectandallowuserstoconnectremotelytotheTerminalservicessettingontheGPO.LinktheGPOtothedomaincontroller
D.CreateaTerminalservicesGPOandSettheTSRoamingprofilessettingontheGPO
参考答案：A
