Port 29
msg-icp · TCP/UDP
| Range | System/well-known port (0–1023) |
|---|---|
| Protocol | TCP/UDP |
| Service | msg-icp |
Frequently asked questions
What is port 29 used for?
Port 29 is registered with the IANA for msg-icp (TCP/UDP). Description: MSG ICP.
Is port 29 a well-known port?
Yes. Port 29 is in the range 0–1023 (system or well-known ports). On Linux and macOS only privileged processes may bind to these ports.
How do I check whether port 29 is open?
Locally on Linux with ss -tulpn | grep ':29\b', on Windows with netstat -ano | findstr :29. To test a remote host use Test-NetConnection <host> -Port 29 in PowerShell or nc -zv <host> 29 on Linux/macOS.
How do I open port 29 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 29/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=29/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 29" -Direction Inbound -Protocol TCP -LocalPort 29 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | msg-icp | MSG ICP |
| UDP | msg-icp | MSG ICP |