Docker Trusted Registry system requirements

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These are the docs for DTR version 2.4.1

To select a different version, use the selector below.

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 install DTR on-premises or on a cloud provider. To install DTR, all nodes must:

  • Be a worker node managed by Universal Control Plane.
  • Have a fixed hostname.

Ports used

When installing DTR on a node, make sure the following ports are open on that node:

DirectionPortPurpose
in80/tcpWeb app and API client access to DTR.
in443/tcpWeb app and API client access to DTR.

These ports are configurable when installing DTR.

Compatibility and maintenance lifecycle

Docker Enterprise Edition is a software subscription that includes three products:

  • Docker Engine EE,
  • Docker Trusted Registry,
  • Docker Universal Control Plane.

Learn more about the maintenance lifecycle for these products.

Hardware requirements

Hardware requirements for DTR nodes are found at UCP Hardware requirement

Where to go next

DTR, architecture, requirements