# Dialogic® NaturalAccess™ NaturalCallControl™ API Developer’s Manual

This manual describes how to use the NaturalAccess™ NaturalCallControl™ API to perform call control within a NaturalAccess telephony application, and provides detailed descriptions of the NCC API capabilities and functions. Use this reference manual with the Dialogic® NaturalAccess™ Software Developer’s Manual.

This manual is targeted to developers of telephony and voice applications who are using NaturalAccess. This document defines telephony terms where applicable, but assumes that you are familiar with telephony concepts and switching. It also assumes that you are familiar with the C programming language.