Port 320
ptp-general · TCP/UDP
| Range | System/well-known port (0–1023) |
|---|---|
| Protocol | TCP/UDP |
| Service | ptp-general |
| Registered | 2010-07-27 |
Frequently asked questions
What is port 320 used for?
Port 320 is registered with the IANA for ptp-general (TCP/UDP). Description: PTP General.
Is port 320 a well-known port?
Yes. Port 320 is in the range 0–1023 (system or well-known ports). On Linux and macOS only privileged processes may bind to these ports.
How do I check whether port 320 is open?
Locally on Linux with ss -tulpn | grep ':320\b', on Windows with netstat -ano | findstr :320. To test a remote host use Test-NetConnection <host> -Port 320 in PowerShell or nc -zv <host> 320 on Linux/macOS.
How do I open port 320 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 320/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=320/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 320" -Direction Inbound -Protocol TCP -LocalPort 320 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | ptp-general | PTP General |
| UDP | ptp-general | PTP General |