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Prerequisites#

To ensure that all of the key prerequisites are met:

  • Verify that your system is running a Linux-based operating system.
    Recommended distributions include Red Hat Enterprise Linux (RHEL), Rocky Linux, and Ubuntu.

  • Verify the Mirantis Container Runtime installation. If Mirantis Container Runtime is not installed, refer to the MCR Deployment Guide documentation that corresponds to the host OS.

  • Verify the Mirantis Container Runtime Docker Compose Plugin installation:

    docker compose

    If the command returns help information, the MCR Docker Compose Plugin is already installed. Otherwise, refer to the MCR Docker Compose install documentation to install the plugin.

  • Ensure the following ports are available and not blocked by firewalls:

    Port Protocol Description
    443 HTTPS Harbor portal and core API accept HTTPS requests on this port.
    80 HTTP Harbor portal and core API accept HTTP requests on this port if SSL is not configured.
    4443 HTTPS Connections required for administrative purposes.