There are reports of unexpected interactions between port forwarding and UPnP arising on other threads. There are man possible combinations of UPnP on/off on your ISP router, your internal router and your port forwarding rules.
There are reports of unexpected interactions between port forwarding and UPnP arising on other threads. There are man possible combinations of UPnP on/off on your ISP router, your internal router and your port forwarding rules.