When working with the assettype video asset type, by default, it will be streamed from the Digizuite DAM. Either througt through Episerver og or directly form from Digizuite DAM. This can be cofigured configured, see DFE 2.1.0 - 3 Setting up Episerver and look for the parameter redirectvideostream .
If you want to have a cdn CDN provider infront in front of the video streams. One prerequisite it , you need one prerequisite, which is that the video assets in the Digizuite DAM are published to a distination destination with no security.
To configure cdn CDN for video steaming, Open open the web-cong .config and look for the <digizuite element. The child element that we are looking for is this <cdn baseUrl="" destinationId="" />. You can read about the parametere at parameters here DFE 2.1.0 - 3 Setting up Episerver.
Please contact you your contact person at Digizuite, they should will be able to provide you with the destionationIddestionation ID. Please remember thet that the destionationId destionation ID should be a destination with no security.
Please note that when you setup a new CDN endpoint in Microsoft Azure, the property Origin path must be empty, otherwise the requested URL to Digizuite will be incorrect.