IANA assigns port 1927 to videte-cipc: Videte CIPC Port.
sudo ss -tlnp 'sport = :1927'sudo ss -ulnp 'sport = :1927'sudo lsof -nP -i :1927sudo netstat -tlnp | grep ':1927 'netstat -ano | findstr :1927Get-NetTCPConnection -LocalPort 1927 -State Listen | Select LocalAddress,OwningProcessnc -vz -w 5 HOST 1927Test-NetConnection HOST -Port 1927nc -vzu -w 5 HOST 1927sudo ufw deny 1927/tcpsudo iptables -A INPUT -p tcp --dport 1927 -j DROPsudo nft add rule inet filter input tcp dport 1927 dropNew-NetFirewallRule -DisplayName 'Block TCP 1927' -Direction Inbound -Protocol TCP -LocalPort 1927 -Action Blocksudo ufw deny 1927/udpsudo iptables -A INPUT -p udp --dport 1927 -j DROPsudo nft add rule inet filter input udp dport 1927 dropNew-NetFirewallRule -DisplayName 'Block UDP 1927' -Direction Inbound -Protocol UDP -LocalPort 1927 -Action BlockAll port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.