Port 8937
twds · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | twds |
| Registered | 2009-09-18 |
Frequently asked questions
What is port 8937 used for?
Port 8937 is registered with the IANA for twds (TCP/UDP). Description: Transaction Warehouse Data Service; Reserved.
Is port 8937 a well-known port?
No. Port 8937 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 8937 is open?
Locally on Linux with ss -tulpn | grep ':8937\b', on Windows with netstat -ano | findstr :8937. To test a remote host use Test-NetConnection <host> -Port 8937 in PowerShell or nc -zv <host> 8937 on Linux/macOS.
How do I open port 8937 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 8937/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=8937/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 8937" -Direction Inbound -Protocol TCP -LocalPort 8937 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | twds | Transaction Warehouse Data Service |
| UDP | – | Reserved |