Port 2237

optech-port1-lm · TCP/UDP

RangeRegistered port (1024–49151)
ProtocolTCP/UDP
Serviceoptech-port1-lm

Frequently asked questions

What is port 2237 used for?

Port 2237 is registered with the IANA for optech-port1-lm (TCP/UDP). Description: Optech Port1 License Manager.

Is port 2237 a well-known port?

No. Port 2237 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.

How do I check whether port 2237 is open?

Locally on Linux with ss -tulpn | grep ':2237\b', on Windows with netstat -ano | findstr :2237. To test a remote host use Test-NetConnection <host> -Port 2237 in PowerShell or nc -zv <host> 2237 on Linux/macOS.

How do I open port 2237 in the firewall?

Ubuntu/Debian (ufw): sudo ufw allow 2237/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=2237/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 2237" -Direction Inbound -Protocol TCP -LocalPort 2237 -Action Allow.

IANA registry entries

ProtocolServiceDescription (IANA)
TCPoptech-port1-lmOptech Port1 License Manager
UDPoptech-port1-lmOptech Port1 License Manager

Nearby entries