Chapter 9. IP Multicasting
One of a network's most useful functions is multicasting. Not surprisingly, multicasting can be supported only if a network's addressing system has mechanisms that let it be supported, and only if those mechanisms are activated. IP multicasting at its simplest is a means of sending data from one device to many other devices simultaneously. Although nothing in IP prevents any particular end system from communicating with several other end systems, it is how communications occur that makes IP multicasting brilliant from the perspective of the astute and confusing for the uninitiated.
This chapter looks at the basic concept of IP multicasting, how it was implemented in the IPv4 address space, and some of the ways in which ...
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