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

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Chapter 11. Intelligent Networks (IN)

The Intelligent Network (IN) is an architecture that redistributes a portion of the call processing, that is traditionally performed by telephony switches, to other network nodes. This chapter explores how the IN moves service logic and service data out of the SSP, and the rationale behind it.

The complete set of IN capabilities has not been fully realized, but it continues to evolve and be implemented over time. It is a radical shift in architecture that requires coordinated changes by both vendors and service providers on a number of levels. Over approximately the last 20 years or so, standards have been published that define a common framework to enable its adoption. A variety of terms are used to describe ...

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