Port 2257
simple-tx-rx · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | simple-tx-rx |
| Registered | 2006-08 |
Frequently asked questions
What is port 2257 used for?
Port 2257 is registered with the IANA for simple-tx-rx (TCP/UDP). Description: simple text/file transfer.
Is port 2257 a well-known port?
No. Port 2257 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 2257 is open?
Locally on Linux with ss -tulpn | grep ':2257\b', on Windows with netstat -ano | findstr :2257. To test a remote host use Test-NetConnection <host> -Port 2257 in PowerShell or nc -zv <host> 2257 on Linux/macOS.
How do I open port 2257 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 2257/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=2257/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 2257" -Direction Inbound -Protocol TCP -LocalPort 2257 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | simple-tx-rx | simple text/file transfer |
| UDP | simple-tx-rx | simple text/file transfer |