Introduction - If you have any usage issues, please Google them yourself
This routine two clients have different intranet, in the same internal network may not be able to communicate not necessary server-side requirements 8000 and 8011 port, the client does not have to be mapped (UDP client fracture port mapping 8188) when two clients are connected to the server automatically start holes, double room can communicate, can also be related to the server or client to disconnect the TCP connection.