This is Volume I of the long-awaited second edition of the 'bible' and expert guide to deploying, using, and managing IBM DataPower Gateway Appliances. Updated for firmware v7.2. DataPower appliances can simplify deployment, strengthen security, enhance performance, and dramatically improve return on investment for many use cases, such as mobile, Web, API, legacy, cloud, and SOA/Web Services. In this book, a team of leading experts show how to make the most of DataPower appliances in any IT environment. The authors present DataPower information and insights that are available nowhere else. Writing for working architects, administrators, developers, and security specialists, they draw extensively on their deep experience, helping IBM customers use DataPower technologies to solve challenging system integration problems. The Handbook begins by introducing the rationale for appliances and explaining how DataPower appliances work from network, security, and other perspectives. Next, the authors work through installation and configuration. This second edition contains invaluable new sections on virtual appliances, performance, the latest generation of hardware and firmware, as well as comprehensive updates to the first edition content. Subsequent volumes will dive deep into areas including network configuration, development, security, appliance management, and problem determination.