IANA assigns port 3359 to wg-netforce: WG NetForce.
sudo ss -tlnp 'sport = :3359'sudo ss -ulnp 'sport = :3359'sudo lsof -nP -i :3359sudo netstat -tlnp | grep ':3359 'netstat -ano | findstr :3359Get-NetTCPConnection -LocalPort 3359 -State Listen | Select LocalAddress,OwningProcessnc -vz -w 5 HOST 3359Test-NetConnection HOST -Port 3359nc -vzu -w 5 HOST 3359sudo ufw deny 3359/tcpsudo iptables -A INPUT -p tcp --dport 3359 -j DROPsudo nft add rule inet filter input tcp dport 3359 dropNew-NetFirewallRule -DisplayName 'Block TCP 3359' -Direction Inbound -Protocol TCP -LocalPort 3359 -Action Blocksudo ufw deny 3359/udpsudo iptables -A INPUT -p udp --dport 3359 -j DROPsudo nft add rule inet filter input udp dport 3359 dropNew-NetFirewallRule -DisplayName 'Block UDP 3359' -Direction Inbound -Protocol UDP -LocalPort 3359 -Action BlockAll port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.