Port 11489
asgcypresstcps · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | asgcypresstcps |
| Registered | 2010-07-01 |
Frequently asked questions
What is port 11489 used for?
Port 11489 is registered with the IANA for asgcypresstcps (TCP/UDP). Description: ASG Cypress Secure Only; Reserved.
Is port 11489 a well-known port?
No. Port 11489 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 11489 is open?
Locally on Linux with ss -tulpn | grep ':11489\b', on Windows with netstat -ano | findstr :11489. To test a remote host use Test-NetConnection <host> -Port 11489 in PowerShell or nc -zv <host> 11489 on Linux/macOS.
How do I open port 11489 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 11489/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=11489/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 11489" -Direction Inbound -Protocol TCP -LocalPort 11489 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | asgcypresstcps | ASG Cypress Secure Only |
| UDP | – | Reserved |