Port 9281
swtp-port1 · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | swtp-port1 |
| Registered | 2002-02 |
Frequently asked questions
What is port 9281 used for?
Port 9281 is registered with the IANA for swtp-port1 (TCP/UDP). Description: SofaWare transport port 1.
Is port 9281 a well-known port?
No. Port 9281 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 9281 is open?
Locally on Linux with ss -tulpn | grep ':9281\b', on Windows with netstat -ano | findstr :9281. To test a remote host use Test-NetConnection <host> -Port 9281 in PowerShell or nc -zv <host> 9281 on Linux/macOS.
How do I open port 9281 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 9281/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=9281/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 9281" -Direction Inbound -Protocol TCP -LocalPort 9281 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | swtp-port1 | SofaWare transport port 1 |
| UDP | swtp-port1 | SofaWare transport port 1 |