ITU-T H.644.3 PDF

This Recommendation specifies the common functional architecture for multimedia content delivery networks (MCDNs). The functions and functional blocks within that functional architecture and the related reference points are specified in this Recommendation for matching the requirements of various kinds of content ingestion, content distribution and content delivery within different networks and platforms. In addition, this Recommendation also provides some examples of the related service features, workflows, an implementation guide and the security aspects in the Appendices.