Port 5231
crusecontrol · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | crusecontrol |
| Registered | 2014-08-15 |
Frequently asked questions
What is port 5231 used for?
Port 5231 is registered with the IANA for crusecontrol (TCP/UDP). Description: Remote Control of Scan Software for Cruse Scanners; Reserved.
Is port 5231 a well-known port?
No. Port 5231 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 5231 is open?
Locally on Linux with ss -tulpn | grep ':5231\b', on Windows with netstat -ano | findstr :5231. To test a remote host use Test-NetConnection <host> -Port 5231 in PowerShell or nc -zv <host> 5231 on Linux/macOS.
How do I open port 5231 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 5231/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=5231/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 5231" -Direction Inbound -Protocol TCP -LocalPort 5231 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | crusecontrol | Remote Control of Scan Software for Cruse Scanners |
| UDP | – | Reserved |