The definitive configuration reference and field guide for Cisco CallManager and Unity - Presents step-by-step configuration instruction for critical CallManager features - Details step-by-step instructions for common Unity tasks - Features a complete and detailed CallManager and Unity system administrator reference guide - Describes how to use CallManager and Unity to deliver feature-rich, unique Cisco IP Telephony environments Configuring CallManager and Unity: A Step-by-Step Guide provides IP Telephony system engineers and administrators with tested methods for configuring and deploying Cisco CallManager and Unity they can use in the field. It helps readers integrate these solutions, resulting in more robust and feature-rich deployments of Cisco CallManager and Unity. It is a unique entry to the market since it covers both topics; other books cover the topics singularly and only make cursory mentions of the second topic. This book focuses on the configuration issues associated with CallManager and Unity deployments, while ensuring that readers understand the technologies they are deploying. Tasks are organized in the order they would naturally be performed in the field. Additionally, the book is unique because it helps readers not only configure CallManager and Unity but describes how features can be leveraged to create more feature-rich environments. A complete administration interface reference guide is an important book feature. This reference guide includes every screen in CallManager and Unity and explains each field within these screens. The book is a timesaving tool that helps system engineers and administrators efficiently perform common and sometimes complicated configuration tasks. Configuring CallManager and Unity: A Step-by-Step Guide shows readers how to complete many of the common tasks and some not-so-common tasks performed within a Cisco IP telephony environment. David Bateman, CCNA, is a certified Cisco Systems instructor with more than 16 years of internetworking experience. He has been teaching and implementing Cisco voice technologies since 2000 and is currently an instructor for Skyline Computer. His years of real-world experience allow him to deliver critical technical knowledge and to explain how technologies can be used to address business issues.