Port 694
ha-cluster · TCP/UDP
| Range | System/well-known port (0–1023) |
|---|---|
| Protocol | TCP/UDP |
| Service | ha-cluster |
Frequently asked questions
What is port 694 used for?
Port 694 is registered with the IANA for ha-cluster (TCP/UDP). Description: ha-cluster.
Is port 694 a well-known port?
Yes. Port 694 is in the range 0–1023 (system or well-known ports). On Linux and macOS only privileged processes may bind to these ports.
How do I check whether port 694 is open?
Locally on Linux with ss -tulpn | grep ':694\b', on Windows with netstat -ano | findstr :694. To test a remote host use Test-NetConnection <host> -Port 694 in PowerShell or nc -zv <host> 694 on Linux/macOS.
How do I open port 694 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 694/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=694/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 694" -Direction Inbound -Protocol TCP -LocalPort 694 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | ha-cluster | ha-cluster |
| UDP | ha-cluster | ha-cluster |