Port 31400

pace-licensed · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Servicepace-licensed
Registered2014-04-28

Frequently asked questions

What is port 31400 used for?

Port 31400 is registered with the IANA for pace-licensed (TCP/UDP). Description: PACE license server; Reserved.

Is port 31400 a well-known port?

No. Port 31400 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 31400 is open?

Locally on Linux with ss -tulpn | grep ':31400\b', on Windows with netstat -ano | findstr :31400. To test a remote host use Test-NetConnection <host> -Port 31400 in PowerShell or nc -zv <host> 31400 on Linux/macOS.

How do I open port 31400 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 31400/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=31400/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 31400" -Direction Inbound -Protocol TCP -LocalPort 31400 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPpace-licensedPACE license server
UDP–Reserved

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