Client :: serverPort - Port number
When a client is connected to a server, the port number is the port number passed to the server when starting it. Local clients return port number 0.
if ( myClient.port() != 0 )
printf("I am a server client");
Return value: Port number ( int32 )
The port number must be the same the server has been started with (e.g. 6123). When no port number is passed, the client expects the port number being defined in a system variable SERVER_PORT or in a system environment ini-file on the ODABA installation folder.

