摘要 |
A content delivery system including a subscriber controller and cache, a source controller configured to transmit content to the subscriber controller and cache via a multicast transmission; and a network content delivery controller (NCDC) in communication with the subscriber controller and cache and source controller. A control plane is used to communicate the delivery of control information using Extensible Messaging and Presence Protocol (XMPP) between the subscriber controller and cache, source controller, and NCDC.
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