Port 3397
cloanto-lm · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | cloanto-lm |
| Registered | 2010-04-30 |
Frequently asked questions
What is port 3397 used for?
Port 3397 is registered with the IANA for cloanto-lm (TCP/UDP). Description: Cloanto License Manager.
Is port 3397 a well-known port?
No. Port 3397 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 3397 is open?
Locally on Linux with ss -tulpn | grep ':3397\b', on Windows with netstat -ano | findstr :3397. To test a remote host use Test-NetConnection <host> -Port 3397 in PowerShell or nc -zv <host> 3397 on Linux/macOS.
How do I open port 3397 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 3397/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=3397/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 3397" -Direction Inbound -Protocol TCP -LocalPort 3397 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | cloanto-lm | Cloanto License Manager |
| UDP | cloanto-lm | Cloanto License Manager |