As an integral part of the Cisco AVVID ‎(‎Architecture for Voice‎,‎ Video‎,‎ and Integrated Data‎)‎ environment‎,‎ Cisco Unity complements the full range of Cisco IP‎-based voice solutions including Cisco CallManager‎,‎ Cisco IP Contact Center‎,‎ and Cisco Personal Assistant‎.‎ Cisco Unity is designed for large or small enterprises and offers enhanced security‎,‎ reliability‎,‎ and serviceability along with support for Microsoft Windows 2000‎,‎ Advanced Server SP2‎,‎ and Microsoft Exchange 2000 Enterprise Server‎.‎ Cisco Unity Deployment and Solutions Guide presents real world deployment examples and shows how to plan‎,‎ install‎,‎ and manage a Cisco unified communications solution‎.‎ Part I focuses on understanding Unity architecture and the different technologies it uses‎.‎ It also provides a comprehensive list of features and explains how they are used‎.‎ Part II focuses on deployment issues and explains the steps necessary to deploy a Unity messaging system in a small or large organization‎.‎ It includes a considerable number of real world examples and case studies for each installation type‎.‎ Part III answers a large number of solutions oriented questions asked by customers on a regular basis‎,‎ but where no documented information is presently available‎.‎ Finally‎,‎ part IV explains everything a Unity Administrator needs to know in order to manage the system and it‎'‎s users‎.‎