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Port 1514 (fujitsu-dtcns)

IANA assigns port 1514 to fujitsu-dtcns: Fujitsu Systems Business of America, Inc.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
fujitsu-dtcns TCP Fujitsu Systems Business of America, Inc Charles A Higgins -
fujitsu-dtcns UDP Fujitsu Systems Business of America, Inc Charles A Higgins -

Check what is listening on port 1514

Linux: is anything listening on TCP 1514?
sudo ss -tlnp 'sport = :1514'
Linux: UDP 1514
sudo ss -ulnp 'sport = :1514'
Linux / macOS: which process owns the port
sudo lsof -nP -i :1514
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':1514 '
Windows (Command Prompt)
netstat -ano | findstr :1514
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 1514 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 1514
From Windows
Test-NetConnection HOST -Port 1514
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 1514

Block port 1514 in the firewall

ufw
sudo ufw deny 1514/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 1514 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 1514 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 1514' -Direction Inbound -Protocol TCP -LocalPort 1514 -Action Block
ufw
sudo ufw deny 1514/udp
iptables
sudo iptables -A INPUT -p udp --dport 1514 -j DROP
nftables
sudo nft add rule inet filter input udp dport 1514 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 1514' -Direction Inbound -Protocol UDP -LocalPort 1514 -Action Block

Related ports

1512wins1513fujitsu-dtc1515ifor-protocol1516vpad

All port numbers · Open port checker
Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.