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| description | keywords | title |
|---|---|---|
| Learn about the system requirements for installing Docker Trusted Registry. | docker, DTR, architecture, requirements | Docker Trusted Registry system requirements |
Docker Trusted Registry can be installed on-premises or on the cloud. Before installing, be sure your infrastructure has these requirements.
Software requirements
You can only install DTR on a node that is being managed by Docker Universal Control Plane.
Ports used
When installing DTR on a node, make sure the following ports are open on that node:
| Direction | Port | Purpose |
|---|---|---|
| in | 80/tcp | Web app and API client access to DTR. |
| in | 443/tcp | Web app and API client access to DTR. |
These ports are configurable when installing DTR.
Compatibility and maintenance lifecycle
Docker Datacenter is a software subscription that includes 3 products:
- CS Docker Engine,
- Docker Trusted Registry,
- Docker Universal Control Plane.
Learn more about the maintenance lifecycle for these products.