Port 2339
3com-webview · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | 3com-webview |
Frequently asked questions
What is port 2339 used for?
Port 2339 is registered with the IANA for 3com-webview (TCP/UDP). Description: 3Com WebView.
Is port 2339 a well-known port?
No. Port 2339 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 2339 is open?
Locally on Linux with ss -tulpn | grep ':2339\b', on Windows with netstat -ano | findstr :2339. To test a remote host use Test-NetConnection <host> -Port 2339 in PowerShell or nc -zv <host> 2339 on Linux/macOS.
How do I open port 2339 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 2339/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=2339/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 2339" -Direction Inbound -Protocol TCP -LocalPort 2339 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | 3com-webview | 3Com WebView |
| UDP | 3com-webview | 3Com WebView |