IANA assigns port 1260 to ibm-ssd.
sudo ss -tlnp 'sport = :1260'sudo ss -ulnp 'sport = :1260'sudo lsof -nP -i :1260sudo netstat -tlnp | grep ':1260 'netstat -ano | findstr :1260Get-NetTCPConnection -LocalPort 1260 -State Listen | Select LocalAddress,OwningProcessnc -vz -w 5 HOST 1260Test-NetConnection HOST -Port 1260nc -vzu -w 5 HOST 1260sudo ufw deny 1260/tcpsudo iptables -A INPUT -p tcp --dport 1260 -j DROPsudo nft add rule inet filter input tcp dport 1260 dropNew-NetFirewallRule -DisplayName 'Block TCP 1260' -Direction Inbound -Protocol TCP -LocalPort 1260 -Action Blocksudo ufw deny 1260/udpsudo iptables -A INPUT -p udp --dport 1260 -j DROPsudo nft add rule inet filter input udp dport 1260 dropNew-NetFirewallRule -DisplayName 'Block UDP 1260' -Direction Inbound -Protocol UDP -LocalPort 1260 -Action BlockAll port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.