Appendix I. Overview of IP Multicast
This overview is intended to provide background information for Chapter 13, "PIM Sparse Mode." The information in this appendix is from the CCO Web site.
The Advantages of Multicast
Any form of network communication involving the transmission of information to multiple recipients an benefit from the bandwidth efficiency of multicast technology. Examples of applications involving one-to-many or many-to-many communications include video and audio broadcasts, videoconferencing/collaboration, dissemination of stock quotes and news feeds, database replication, software downloads, and Web site caching.
To understand the efficiency of multicasting, consider a video server offering a single channel of content, as shown ...
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