You work as a network administrator at ABC.com. The ABC.com network consists of an Active Directory Domain Services domain named ABC.com. All servers on the network run Windows Server 2008 R2 and all client computers run a mix of Windows Vista Business and Windows 7 Enterprise.
The network includes a Remote Desktop Services environment for application consolidation.
A Windows Server 2008 R2 server named ABC-RDS1 runs the Remote Desktop Session Host role. Users use Remote Desktop Connections to connect to ABC-RDS1 to run applications in Remote Desktop sessions.
You deploy another Windows Server 2008 R2 server named ABC-RDGW1 and install the Remote Desktop Gateway (RD Gateway) role on it. ABC-RDGW1 will be used to provide external users access to virtual desktops on ABC-RDS1.
You need to configure the corporate firewall to allow access to ABC-RDGW1.
How should you configure the firewall?
A.
You should enable inbound port 3389.
B.
You should enable inbound port 443.
C.
You should enable outbound port 3389.
D.
You should enable outbound port 443.