Port 3640
netplay-port1 · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | netplay-port1 |
Frequently asked questions
What is port 3640 used for?
Port 3640 is registered with the IANA for netplay-port1 (TCP/UDP). Description: Netplay Port 1.
Is port 3640 a well-known port?
No. Port 3640 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 3640 is open?
Locally on Linux with ss -tulpn | grep ':3640\b', on Windows with netstat -ano | findstr :3640. To test a remote host use Test-NetConnection <host> -Port 3640 in PowerShell or nc -zv <host> 3640 on Linux/macOS.
How do I open port 3640 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 3640/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3640/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3640" -Direction Inbound -Protocol TCP -LocalPort 3640 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | netplay-port1 | Netplay Port 1 |
| UDP | netplay-port1 | Netplay Port 1 |