Via Vid.ly, today you have two Content Delivery Network options: Akamai (via Rackspace) or CloudFront (via Amazon Web Services). We are actively working on adding other popular CDNs as well.
To select which CDN you would like to deliver your video via the API specific either AWS or RS in the <CDN>[CDNType]</CDN> parameters. See the compelte API documetnation for more details.
To select which CDN you would like to deilver your video via the web interface. Chose vid.ly as your ouptut preset and then select the “Customize” to reveal the “Vid.ly CDN Delivery” drop down menu where you can select either Akamai or Amazon CloudFront.