Port 4407
nacagent · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | nacagent |
| Registered | 2008-06-30 |
Frequently asked questions
What is port 4407 used for?
Port 4407 is registered with the IANA for nacagent (TCP/UDP). Description: Network Access Control Agent; Reserved.
Is port 4407 a well-known port?
No. Port 4407 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 4407 is open?
Locally on Linux with ss -tulpn | grep ':4407\b', on Windows with netstat -ano | findstr :4407. To test a remote host use Test-NetConnection <host> -Port 4407 in PowerShell or nc -zv <host> 4407 on Linux/macOS.
How do I open port 4407 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 4407/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=4407/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 4407" -Direction Inbound -Protocol TCP -LocalPort 4407 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | nacagent | Network Access Control Agent |
| UDP | – | Reserved |