Chapter 7, "Voice-Mail System Design," to review the example of how the information collected in this questionnaire for XYZ, Inc. was used in its network design.
This questionnaire is divided into the following sections:
Voice-Mail Requirements
Messaging and Directory Architecture
Infrastructure Requirements for Unity Deployment
Sizing the Unity Server
Unity Integration with PBX/CallManager
Unity Networking with Other Voice-Mail Systems
Some sections might not be applicable to the network that you are designing, so skip any such sections.