The book also discusses various tunneling protocols used for VPN solutions today, namely GRE, IPSec, and L2TP, with examples of how these solutions are deployed and a discussion about the strengths and weaknesses. Building MPLS-Based Broadband Access VPNs also includes in-depth description of the IOS VRF Lite, which helps you use VRF-aware features with an IP core. detailed descriptions of technology, design principles, network configurations, and case studies are provided throughout this book, helps you develop a pragmatic understanding of MPLS VPNs broadband access. Getting a realistic understanding of large-scale broadband access network design requirements Identify the business impact of using MPLS to provide VPN access services, including the benefits of QoS, availability, and provisioning Use MPLS in access VPN and transport networks and deal with the unique scalability problems that pose network features such as Leverage VRF-aware to use IP-based VPN Includes detailed configuration examples of Cisco IOS based on real-world scenarios This book is part of the Networking Technology Series from Cisco Press which offers networking professionals valuable information to build efficient networks, understanding new technologies, and build a successful career.