Port 1540
rds · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | rds |
Frequently asked questions
What is port 1540 used for?
Port 1540 is registered with the IANA for rds (TCP/UDP). Description: rds.
Is port 1540 a well-known port?
No. Port 1540 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 1540 is open?
Locally on Linux with ss -tulpn | grep ':1540\b', on Windows with netstat -ano | findstr :1540. To test a remote host use Test-NetConnection <host> -Port 1540 in PowerShell or nc -zv <host> 1540 on Linux/macOS.
How do I open port 1540 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 1540/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=1540/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 1540" -Direction Inbound -Protocol TCP -LocalPort 1540 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | rds | rds |
| UDP | rds | rds |