Port 2376
docker-s · TCP
| Range | Registered port (1024–49151) |
|---|---|
| Protocol | TCP |
| Service | docker-s |
| Registered | 2014-04-17 |
Frequently asked questions
What is port 2376 used for?
Port 2376 is registered with the IANA for docker-s (TCP). Description: Docker REST API (ssl).
Is port 2376 a well-known port?
No. Port 2376 is in the range 1024–49151 (registered or user ports). Ordinary programs may open it without root privileges.
How do I check whether port 2376 is open?
Locally on Linux with ss -tulpn | grep ':2376\b', on Windows with netstat -ano | findstr :2376. To test a remote host use Test-NetConnection <host> -Port 2376 in PowerShell or nc -zv <host> 2376 on Linux/macOS.
How do I open port 2376 in the firewall?
Ubuntu/Debian (ufw): sudo ufw allow 2376/tcp. Fedora/RHEL (firewalld): sudo firewall-cmd --add-port=2376/tcp --permanent, then firewall-cmd --reload. Windows (PowerShell as administrator): New-NetFirewallRule -DisplayName "Port 2376" -Direction Inbound -Protocol TCP -LocalPort 2376 -Action Allow.
IANA registry entries
| Protocol | Service | Description (IANA) |
|---|---|---|
| TCP | docker-s | Docker REST API (ssl) |