Port 3047
hlserver · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | hlserver |
| Modified | 2014-07-02 |
Frequently asked questions
What is port 3047 used for?
Port 3047 is registered with the IANA for hlserver (TCP/UDP). Description: Fast Security HL Server.
Is port 3047 a well-known port?
No. Port 3047 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 3047 is open?
Locally on Linux with ss -tulpn | grep ':3047\b', on Windows with netstat -ano | findstr :3047. To test a remote host use Test-NetConnection <host> -Port 3047 in PowerShell or nc -zv <host> 3047 on Linux/macOS.
How do I open port 3047 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 3047/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3047/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3047" -Direction Inbound -Protocol TCP -LocalPort 3047 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | hlserver | Fast Security HL Server |
| UDP | hlserver | Fast Security HL Server |