Open the properties for the Administration Server and go to the Distribution points section.Add the connection gateway to the External devices group created at step 3.When the network is scanned again, the Administration Server will detect the connection gateway by its IP address and place it in Unassigned devices. Select the group of devices associated with this update agent.Enter the connection gateway address and click OK.In the drop-down menu for the field Device to act as distribution point, select Add connection gateway in DMZ by address.Go to the Distribution points section and select Manually assign distribution points.Open the properties of the Administration Server.Enter a name for the new group and click OK.Right-click on Managed devices in the left sidebar and select New → Group.