RSVP
As its name implies, the resource reservation protocol (RSVP) is used to reserve resources for a session in an Internet. This aspect of the Internet is quite different to the underlying design intent of the system, which as we learned earlier, was established to support only a best effort service, without regard to predefined requirements for the user application.
Figure 11-2. The multicast address
RSVP is intended to provide guaranteed performance by reserving the necessary resources at each machine that participates in supporting the flow of traffic (such as a video or audio conference). Remember that IP is a connectionless protocol ...
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