This is Cisco's authorized, self-paced, foundation learning tool for the latest version of the Cisco ARCH exam, required for the current CCDP certification. It brings together practical knowledge of the latest developments in network design and technologies, including network infrastructure, intelligent network services, and converged network solutions. Readers will gain a thorough understanding of the issues and considerations associated with designing networks that deliver fundamental infrastructure services. As an Authorized Self-Study Guide, this book fully reflects the content of the newest version of the Cisco ARCH course. Each chapter ends with questions designed to help readers assess their understanding as they prepare for the exam. An ongoing case study illustrates and reinforces concepts presented throughout the book. Coverage also includes: network design in the context of Cisco's Preparing, Planning, Designing, Implementing, Operating, and Optimizing (PPDIOO) framework; enterprise campus network and data center design; e-commerce design; SAN design; security services design; IPsec and SSL VPN design; IP multicast design; and network management.