Chapter 5. Multimedia-Service Creation Overview

One of the major benefits that SIP offers is its ability to be used by programmers as a tool for multimedia-service creation. In this chapter, we define what “SIP services” are. We also discuss the different approaches to provide SIP services, and analyze the tools available for SIP-service creation.

What are SIP Services?

As we saw in the Chapter 4, core SIP provides a basic functionality for the management of sessions and the location of users. Such functionality at the signaling level, together with other protocols at the media level, can enable a wide variety of multimedia scenarios.

Nevertheless, there are cases where users may want an enhanced functionality on top of the basic multimedia-session ...

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