Port 1439

eicon-x25 · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceeicon-x25

Frequently asked questions

What is port 1439 used for?

Port 1439 is registered with the IANA for eicon-x25 (TCP/UDP). Description: Eicon X25/SNA Gateway.

Is port 1439 a well-known port?

No. Port 1439 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 1439 is open?

Locally on Linux with ss -tulpn | grep ':1439\b', on Windows with netstat -ano | findstr :1439. To test a remote host use Test-NetConnection <host> -Port 1439 in PowerShell or nc -zv <host> 1439 on Linux/macOS.

How do I open port 1439 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 1439/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=1439/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 1439" -Direction Inbound -Protocol TCP -LocalPort 1439 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPeicon-x25Eicon X25/SNA Gateway
UDPeicon-x25Eicon X25/SNA Gateway

Nearby entries