IANA assigns port 1105 to ftranhc: FTRANHC.
sudo ss -tlnp 'sport = :1105'sudo ss -ulnp 'sport = :1105'sudo lsof -nP -i :1105sudo netstat -tlnp | grep ':1105 'netstat -ano | findstr :1105Get-NetTCPConnection -LocalPort 1105 -State Listen | Select LocalAddress,OwningProcessnc -vz -w 5 HOST 1105Test-NetConnection HOST -Port 1105nc -vzu -w 5 HOST 1105sudo ufw deny 1105/tcpsudo iptables -A INPUT -p tcp --dport 1105 -j DROPsudo nft add rule inet filter input tcp dport 1105 dropNew-NetFirewallRule -DisplayName 'Block TCP 1105' -Direction Inbound -Protocol TCP -LocalPort 1105 -Action Blocksudo ufw deny 1105/udpsudo iptables -A INPUT -p udp --dport 1105 -j DROPsudo nft add rule inet filter input udp dport 1105 dropNew-NetFirewallRule -DisplayName 'Block UDP 1105' -Direction Inbound -Protocol UDP -LocalPort 1105 -Action BlockAll port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.