Port 4604
irp · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | irp |
| Registered | 2014-03-17 |
| Modified | 2014-08-26 |
Frequently asked questions
What is port 4604 used for?
Port 4604 is registered with the IANA for irp (TCP/UDP). Description: Identity Registration Protocol; Reserved.
Is port 4604 a well-known port?
No. Port 4604 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 4604 is open?
Locally on Linux with ss -tulpn | grep ':4604\b', on Windows with netstat -ano | findstr :4604. To test a remote host use Test-NetConnection <host> -Port 4604 in PowerShell or nc -zv <host> 4604 on Linux/macOS.
How do I open port 4604 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 4604/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4604/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4604" -Direction Inbound -Protocol TCP -LocalPort 4604 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | irp | Identity Registration Protocol |
| UDP | – | Reserved |