Port 1774

global-dtserv · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceglobal-dtserv

Frequently asked questions

What is port 1774 used for?

Port 1774 is registered with the IANA for global-dtserv (TCP/UDP). Description: global-dtserv.

Is port 1774 a well-known port?

No. Port 1774 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 1774 is open?

Locally on Linux with ss -tulpn | grep ':1774\b', on Windows with netstat -ano | findstr :1774. To test a remote host use Test-NetConnection <host> -Port 1774 in PowerShell or nc -zv <host> 1774 on Linux/macOS.

How do I open port 1774 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 1774/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=1774/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 1774" -Direction Inbound -Protocol TCP -LocalPort 1774 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPglobal-dtservglobal-dtserv
UDPglobal-dtservglobal-dtserv

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