Port 1865
entp · TCP/UDP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP/UDP |
| Service | entp |
Frequently asked questions
What is port 1865 used for?
Port 1865 is registered with the IANA for entp (TCP/UDP). Description: ENTP.
Is port 1865 a well-known port?
No. Port 1865 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 1865 is open?
Locally on Linux with ss -tulpn | grep ':1865\b', on Windows with netstat -ano | findstr :1865. To test a remote host use Test-NetConnection <host> -Port 1865 in PowerShell or nc -zv <host> 1865 on Linux/macOS.
How do I open port 1865 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 1865/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=1865/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 1865" -Direction Inbound -Protocol TCP -LocalPort 1865 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | entp | ENTP |
| UDP | entp | ENTP |