Monthly Archives: February 2018

A good C# sample is here: https://github.com/7wingfly/P2Pchat Simple and elegant. NAT Hole Punching allows connections between two devices behind routers. So there's no need for IP/port configuration at the router.

Sometimes Windows make it impossible to do elevated level configurations under Standard User account, no matter how hard one tries: runas doesn't work, right-click runas admin doesn't work, etc. Changing a network adapter's advanced properties maybe one of them, but … Continue reading →