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Signaling System No. 7 (SS7/C7): Protocol, Architecture, and Services by Jeff Hewett, Lee Dryburgh

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Chapter 1. The Evolution of Signaling

This chapter is intended to provide a sound introduction to the world of telecommunications signaling. It is particularly written for those readers who have little or no signaling knowledge. It provides a solid foundation to help you grasp signaling ideas, concepts, terminology, and methods. A strong foundation will provide the novice reader with a better understanding of the book's main topic: Signaling System No. 7. Today, Signaling System No. 7 is the most advanced and widely used signaling system for both cellular and fixed-line telecommunications networks.

This chapter covers the following topics:

  • What signaling is and why it is relevant

  • Overview of subscriber and network signaling

  • The history of signaling ...

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