The definitive IS-IS reference and design guide wide range of both basic concepts and practical application IS-IS protocolDetailed explanation of how IS-IS database works and relevant insights into the operation of the shortest path first (SPF) algorithmComprehensive tutorial on configuring and troubleshooting Cisco IS-IS in the study of information design routersAdvanced on IP network design and performance optimization strategies using IS-ISNetwork cases provide a practical perspective overview of the different designs strategiesComprehensive routing and packet-switching mechanism routersA collection of modern IS-IS packet formats and analyzer decodes useful to master the nuts and bolts of the IS-IS protocol and troubleshooting complex problem Interior gateway protocols such as Intermediate System-to-Intermediate System (IS-IS) used in conjunction with the Border Gateway Protocol (BGP) to provide a robust, resilient performance and intelligent routing capabilities required in large-scale internetworking environments and complex. Mastering IS-IS, regardless of its simplicity, has become a daunting task for many people. IS-IS Network Design Solutions provides the first comprehensive coverage available on the IS-IS protocol.