YournetworkconsistsofanActiveDirectorydomainandaDirectAccessinfrastructure.YouinstallWindows7onanewportablecomputerandjointhecomputertothedomain.YouneedtoensurethatthecomputercanestablishDirectAccessconnections.Whatshouldyoudo?（）
A.Installacomputercertificate.
B.Createanewnetworkconnection.
C.EnabletheNetworkDiscoveryfirewallexception.
D.AddthecomputeraccounttotheNetworkConfigurationOperatorsgroup.
参考答案：A
