I tried it all, firewall port is opened OUT as well. netstat -plunt shows that the app IS LISTENING ON THE PORT no additional external firewall was ever setup.
the app is located in /var/natholepunch/Nat.exe
app is launched through mono ..
app is running. It is listening. Port is opened in firewall.
Port is still closed. ???
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Its because the
.exe
i was running is listening to UDP so ALL of the port checkers online and defaultnmap
port check will simply report it as closed you need to perform udp checknmap -p PORTNUMBER -sU -P0 YOURIP