Port 8450
npmp · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | npmp |
Frequently asked questions
What is port 8450 used for?
Port 8450 is registered with the IANA for npmp (TCP/UDP). Description: npmp.
Is port 8450 a well-known port?
No. Port 8450 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 8450 is open?
Locally on Linux with ss -tulpn | grep ':8450\b', on Windows with netstat -ano | findstr :8450. To test a remote host use Test-NetConnection <host> -Port 8450 in PowerShell or nc -zv <host> 8450 on Linux/macOS.
How do I open port 8450 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 8450/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=8450/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 8450" -Direction Inbound -Protocol TCP -LocalPort 8450 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | npmp | npmp |
| UDP | npmp | npmp |