Port forwarding problem (I did try following the troubleshooting guide) | Netgate Forum
How to allow "Transmission" torrent app ports (by enabling UPNP) - Home Network Community
Can't for my life open port 51413 for Transmission | SmallNetBuilder Forums
Transmission port bypass openvpn client - Network and Wireless Configuration - OpenWrt Forum
SOLVED] Deco M5 port forwarding -- not working - Home Network Community
Foward port 51413 tcp/udp (Transmission) | SmallNetBuilder Forums
No Upload and port 51413 closed · Issue #844 · haugene/docker-transmission-openvpn · GitHub
Test Port" incorrectly says "Port is closed" on system with both IPv4 and IPv6, caused by portcheck.transmissionbt.com · Issue #1190 · transmission/transmission · GitHub