IANA assigns port 1549 to shivahose, shivasound: Shiva Hose.
sudo ss -tlnp 'sport = :1549'sudo ss -ulnp 'sport = :1549'sudo lsof -nP -i :1549sudo netstat -tlnp | grep ':1549 'netstat -ano | findstr :1549Get-NetTCPConnection -LocalPort 1549 -State Listen | Select LocalAddress,OwningProcessnc -vz -w 5 HOST 1549Test-NetConnection HOST -Port 1549nc -vzu -w 5 HOST 1549sudo ufw deny 1549/tcpsudo iptables -A INPUT -p tcp --dport 1549 -j DROPsudo nft add rule inet filter input tcp dport 1549 dropNew-NetFirewallRule -DisplayName 'Block TCP 1549' -Direction Inbound -Protocol TCP -LocalPort 1549 -Action Blocksudo ufw deny 1549/udpsudo iptables -A INPUT -p udp --dport 1549 -j DROPsudo nft add rule inet filter input udp dport 1549 dropNew-NetFirewallRule -DisplayName 'Block UDP 1549' -Direction Inbound -Protocol UDP -LocalPort 1549 -Action BlockAll port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.