Port 3973

progistics · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceprogistics
Registered2005-08
Modified2019-12-12

Frequently asked questions

What is port 3973 used for?

Port 3973 is registered with the IANA for progistics (TCP/UDP). Description: ConnectShip Progistics.

Is port 3973 a well-known port?

No. Port 3973 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 3973 is open?

Locally on Linux with ss -tulpn | grep ':3973\b', on Windows with netstat -ano | findstr :3973. To test a remote host use Test-NetConnection <host> -Port 3973 in PowerShell or nc -zv <host> 3973 on Linux/macOS.

How do I open port 3973 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 3973/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3973/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3973" -Direction Inbound -Protocol TCP -LocalPort 3973 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPprogisticsConnectShip Progistics
UDPprogisticsConnectShip Progistics

Nearby entries