Keep Your Network Up and Running! Cisco IP Routing Protocols: Troubleshooting Techniques is a comprehensive reference guide for network professionals facing problems with implementing and configuring IP routing protocols. It begins with an explanation of troubleshooting methodologies and tools, including Cisco and TCP/IP diagnostic commands and basic protocol behavior. From there it covers possible and potential real-world problems in configuring and deploying routing protocols in small, medium, and large networks. Using a unique building block approach, the entire process of solving problems associated with routing protocols is covered - isolation of the problem, classification of the problem, identification of the root cause of the problem, event correlation, and resolution. Through a visually intensive format, the book helps network professionals learn to troubleshoot real-life IP routing problems promptly, quickly, and efficiently. Features: * Teaches network professionals to identify, isolate, and solve many problems associated with IP routing in various environments, including LAN, VLAN, and WAN * Provides a systematic methodology for troubleshooting complex network problems * Addresses a number of technologies, including: dynamic and static routing protocols, interior and exterior gateway protocols, RIP versions I and II, IGRP, EIGRP, and OSPF * Covers the essential material tested on the Cisco exam "Internet Troubleshooting Support" (CIT 642-831) for CCNP certification"