IANA assigns port 1298 to lpcp.
sudo ss -tlnp 'sport = :1298'sudo ss -ulnp 'sport = :1298'sudo lsof -nP -i :1298sudo netstat -tlnp | grep ':1298 'netstat -ano | findstr :1298Get-NetTCPConnection -LocalPort 1298 -State Listen | Select LocalAddress,OwningProcessnc -vz -w 5 HOST 1298Test-NetConnection HOST -Port 1298nc -vzu -w 5 HOST 1298sudo ufw deny 1298/tcpsudo iptables -A INPUT -p tcp --dport 1298 -j DROPsudo nft add rule inet filter input tcp dport 1298 dropNew-NetFirewallRule -DisplayName 'Block TCP 1298' -Direction Inbound -Protocol TCP -LocalPort 1298 -Action Blocksudo ufw deny 1298/udpsudo iptables -A INPUT -p udp --dport 1298 -j DROPsudo nft add rule inet filter input udp dport 1298 dropNew-NetFirewallRule -DisplayName 'Block UDP 1298' -Direction Inbound -Protocol UDP -LocalPort 1298 -Action BlockAll port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.