If I set up a port forwarding rule in the router manually, the connection works. Nc: connectx to xxx.89.136.xx port 1337 (tcp) failed: Connection refused However, connecting to the service via the external IP does not work: $ nc -vv xxx.89.136.xx 1337 ![]() It returns YES, and in my routers UPnP Portmap table I can see that there is an active TCP mapping on external port 1337, to internal port 1337 on my computers local IP. addObserverForName:PortMapperChangedNotification object:portMapper queue:nil usingBlock:^(NSNotification *note) mapped: portMapper.isMapped ? : portMapper.publicAddress, portMapper.publicPort) DO NOT power on the unit until all cables and connections to the device have been properly. Does anyone know how to fix this Also can't find server pin to try and set up manually on new HD version. I am on windows 7 with Apple AirPort Extreme. I use Cocoa-PortMapper ( ) to forward this port to the NAT router I am behind. Just installed Air Video Hd and it is not working I get UPnP port mapping not possible the server is not reachable directly from the interest. ![]() In this case, it would be the Uverse router and where I would further investigate to resolve the error messages. If the application requires UPnP or NAT-PMP, then the router (with NAT enabled) must be able to support one or both of these protocols. It accepts connections via localhost: $ nc -vv localhost 1337Ĭonnection to localhost port 1337 succeeded! With the AirPort in bridge mode, NAT is disabled, and again, NAT-PMP will not be available. In the Network Discovery section, select the option for Turn on network discovery and click the Save changes button. In the left pane, click the link for Change advanced sharing settings. I set up a simple socket that will accept connections on port 1337. To enable UPnP in these versions of Windows, follow the steps below.
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