PortMapper manages ports on your home router/gateway. Automatically maps and manages ports to enable online multiplayer game play , while you are enjoying your gaming session. Can also be used to expose applications to your friends over the internet. Also serves as a tool to expose applications running in your home PC to your friends over the internet.
It works with your Internet gateway, you can control the way programs communicate over your network. PortMapper is inherently more secure than manually opening and closing ports because it only opens the ports when needed , and automatically closes them when you are finished playing.
With the help of PortMapper you can interact with the outside world , in a safe and secure manner. It also supports wireless connectivity and notifies you as and when you cross the range of the gateway.