Port 6142
aspentec-lm · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | aspentec-lm |
Frequently asked questions
What is port 6142 used for?
Port 6142 is registered with the IANA for aspentec-lm (TCP/UDP). Description: Aspen Technology License Manager.
Is port 6142 a well-known port?
No. Port 6142 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 6142 is open?
Locally on Linux with ss -tulpn | grep ':6142\b', on Windows with netstat -ano | findstr :6142. To test a remote host use Test-NetConnection <host> -Port 6142 in PowerShell or nc -zv <host> 6142 on Linux/macOS.
How do I open port 6142 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 6142/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=6142/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 6142" -Direction Inbound -Protocol TCP -LocalPort 6142 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | aspentec-lm | Aspen Technology License Manager |
| UDP | aspentec-lm | Aspen Technology License Manager |