Ports 11000 to 110xx are the ports used by the administrative clients to log into the Application Server. TCP 11000 through to 110xx for clients 1 to xx. Number 11000 is the default port for the first client connection. This port number can be changed if there is a conflict with something else on the network using this number. It can be changed via the Gateway Settings button found when you open the License Manager.


The following diagram shows the ports used between the different components of Doors.NET and the standard NXT controllers. A router and/or Firewall must be configured to allow these connections (if the router is on the network between any of these components. The diagram shows communication components on different PCs, please note all these services can be combined on a single computer.

The NXT gateway and NXT Proxy are generally services running on the same computer, however, they can be installed and run on separate computers. They are shown separately because each uses a different communication port.