My Xbox will connect if my UPNP is disable, why

What is Port Checker ? Port Checker is a simple and free online tool for checking open ports on your computer/device, often useful in testing port forwarding settings on a router. For instance, if you're facing connection issues with a program (email, IM client etc) then it may be possible that the port required by the application is getting blocked by your router's firewall or your ISP. Server lag with port forwarding : Minecraft Jun 11, 2009 Port Forwarding for CCTV Port forwarding is a function of network routers that allows a user to configure specific communication ports to be routed to devices on an IP (Internet Protocol) network, such as a computer, DVR, or IP camera.To configure port forwarding for a surveillance DVR, you will configure your router to forward incoming Internet requests on the port that the DVR uses to be routed / forwarded to the DVR.

Apr 23, 2008

Forwarded ports will appear closed unless there is an application listening on the port to respond - so that it's perfectly clear - if you forward port 3389 to 192.168.0.13 and there is no PC at 192.168.0.13, or the PC at 192.168.0.13 is not listening on port 3389, port checking …

Mar 10, 2013

Hi All, I know my issue is probably quite a common one, but I am having the TCP tests failed. I have portforwarded the TCP and UDP ports on my Time Capsule and also created TCP and UDP rules on the inbound connection firewall settings on Windows 8.1, but nothing seems to be working. Nobody can join my gmod server(port forwarding issue May 26, 2013 Solved: I can't port forward - NETGEAR Communities