Port 31020
autotrac-acp · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | autotrac-acp |
Frequently asked questions
What is port 31020 used for?
Port 31020 is registered with the IANA for autotrac-acp (TCP/UDP). Description: Autotrac ACP 245; Reserved.
Is port 31020 a well-known port?
No. Port 31020 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 31020 is open?
Locally on Linux with ss -tulpn | grep ':31020\b', on Windows with netstat -ano | findstr :31020. To test a remote host use Test-NetConnection <host> -Port 31020 in PowerShell or nc -zv <host> 31020 on Linux/macOS.
How do I open port 31020 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 31020/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=31020/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 31020" -Direction Inbound -Protocol TCP -LocalPort 31020 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | autotrac-acp | Autotrac ACP 245 |
| UDP | – | Reserved |