Connect Azure Front Door Premium to an internal load balancer origin with Private Link

This article will guide you through how to configure Azure Front Door Premium SKU to connect to your internal load balancer origin using the Azure Private Link service.

Prerequisites

Create a private link service.

Sign in to Azure

Sign in to the Azure portal.

In this section, you'll map the Private Link service to a private endpoint created in Azure Front Door's private network.

  1. Within your Azure Front Door Premium profile, under Settings, select Origin groups.

  2. Select the origin group you want to enable Private Link for the internal load balancer.

  3. Select + Add an origin to add an internal load balancer origin.

    Screenshot of enabling private link to an internal load balancer.

  4. For Select an Azure resource, select In my directory. Select or enter the following settings to configure the site you want Azure Front Door Premium to connect with privately.

    Setting Value
    Region Select the region that is the same or closest to your origin.
    Resource type Select Microsoft.Network/privateLinkServices.
    Resource Select your Private link tied to the internal load balancer.
    Target sub resource Leave blank.
    Request message Customize message or choose the default.
  5. Then select Add and then Update to save your configuration.

  1. Go to the Private Link Center and select Private link services. Then select your Private link name.

    Screenshot of private link list.

  2. Select Private endpoint connections under Settings.

    Screenshot of private link overview page.

  3. Select the pending private endpoint request from Azure Front Door Premium then select Approve.

    Screenshot of pending approval for private link.

  4. Once approved, it should look like the screenshot below. It will take a few minutes for the connection to fully establish. You can now access your internal load balancer from Azure Front Door Premium.

    Screenshot of approved private link request.

Next steps

Learn about Private Link service.