Use the calling router to access the Internet directly if the branch office uses a dial-up connection to its local ISP

1. On the branch office demand-dial router, open the Routing and Remote Access snap-in.
   
2. In the console tree, expand the router you want to configure, expand IP Routing, right-click Static Routes, and then select New Static Route.
   
3. In the Static Route dialog box, configure the following:
   
   
   1. In the Interface box, select the demand-dial interface used for the dial-up or VPN connection to the main office.
      
   2. In the Destination box, type the network ID of the main office network.
      
   3. In the Network Mask box, type the network mask for the main office network ID.
      
   4. In the Metric box, accept the default value (1).
      
   5. Select Use this route to initiate demand-dial connections.
      
   6. Click OK.