# Dialogic® NaturalAccess™ Video Access Toolkit Video Messaging Server Interface Developer's Reference Manual

The Dialogic® NaturalAccess™ Video Access Toolkit Video Messaging Server Interface Developer's Reference Manual targets video application developers who are using NaturalAccess. It defines telephony terms where applicable, but assumes that you are familiar with telephony concepts, switching, NaturalAccess, and the C programming language.

If you are not familiar with NaturalAccess, read the Dialogic® NaturalAccess™ Video Access Toolkit Overview Manual to learn about the NaturalAccess features that relate to Video Access before reviewing this manual.