IANA assigns port 2286 to nas-metering: NAS-Metering.
sudo ss -tlnp 'sport = :2286'sudo ss -ulnp 'sport = :2286'sudo lsof -nP -i :2286sudo netstat -tlnp | grep ':2286 'netstat -ano | findstr :2286Get-NetTCPConnection -LocalPort 2286 -State Listen | Select LocalAddress,OwningProcessnc -vz -w 5 HOST 2286Test-NetConnection HOST -Port 2286nc -vzu -w 5 HOST 2286sudo ufw deny 2286/tcpsudo iptables -A INPUT -p tcp --dport 2286 -j DROPsudo nft add rule inet filter input tcp dport 2286 dropNew-NetFirewallRule -DisplayName 'Block TCP 2286' -Direction Inbound -Protocol TCP -LocalPort 2286 -Action Blocksudo ufw deny 2286/udpsudo iptables -A INPUT -p udp --dport 2286 -j DROPsudo nft add rule inet filter input udp dport 2286 dropNew-NetFirewallRule -DisplayName 'Block UDP 2286' -Direction Inbound -Protocol UDP -LocalPort 2286 -Action BlockAll port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.