Your network uses IPv4. You install a server that runs Windows Server 2008 R2 at a branch office. The server is configured with two network interfaces.You need to configure routing on the server at the branch office. Which two actions should you perform？（）

• A、Install the Routing and Remote Access Services role service.
• B、Run the netsh ras ip set access ALL command. 
• C、Run the netsh interface ipv4 enable command. 
• D、Enable the IPv4 Router Routing and Remote Access option.