IEC 63246的这一部分描述了CCIS框架，其中包括注册、设备监控以及CCIS功能实体之间的内容交付的信息流。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This part of IEC 63246 describes the CCIS framework, which includes the information flows for registration, device monitoring and control, and content delivery between CCIS functional entities.All current amendments available at time of purchase are included with the purchase of this document.