Port 4867

unify-debug · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceunify-debug
Registered2006-05
Modified2012-07-31

Frequently asked questions

What is port 4867 used for?

Port 4867 is registered with the IANA for unify-debug (TCP/UDP). Description: Unify Debugger.

Is port 4867 a well-known port?

No. Port 4867 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 4867 is open?

Locally on Linux with ss -tulpn | grep ':4867\b', on Windows with netstat -ano | findstr :4867. To test a remote host use Test-NetConnection <host> -Port 4867 in PowerShell or nc -zv <host> 4867 on Linux/macOS.

How do I open port 4867 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 4867/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4867/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4867" -Direction Inbound -Protocol TCP -LocalPort 4867 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPunify-debugUnify Debugger
UDPunify-debugUnify Debugger

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