Amazon comCCNP: Cisco Internetwork Troubleshooting Study Guide offers a comprehensive study of the topic but relies on practical experience as well The book covers all of the stated CIT objectives, beginning with a theoretical discussion of troubleshooting methodology and generic troubleshooting tools followed by coverage of Cisco's relevant озсфэ tools and commands Then troubleshooting is tackled for TCP/IP, Novell, ISDN, AppleTalk, and other environments Like other study guides in this Sybex series, the CIT Study Guide includes chapter review questions and clearly states the CIT objectives covered in each section However, laboratory exercises for troubleshooting are difficult to construct and are less frequent in this installment A companion CD-ROM includes the EdgeTest CIT software with 200 questions and a trial copy of Visio Professional, as well as AG Group's NetTools and EtherPeek Troubleshooting is often more of an art than a science Within any product category such as Cisco switches and routers, however, there are plenty of concrete technical specifics to master This complete course will get you ready to ace the CIT test --Stephen W Plain Topics covered: Troubleshooting methodology, OSI layer attributes, test equipment, Cisco diagnostic commands and tools, troubleshooting (TCP/IP, serial lines and frame relay), ISDN, Novell networks, AppleTalk networks, and switched Ethernet networks Book DescriptionHere's the book you need to prepare the latest Cisco Internetwork Troubleshooting Support (CIT) exam, 642-831 This Study Guide provides: * In-depth coverage of key exam topics * Practical information on troubleshooting and optimizing Cisco internetworks * Hundreds of challenging review questions * Leading-edge exam preparation software, including a test engine, sample simulation questions, and electronic flashcards Authoritative coverage of all exam objectives, including: * Establishing an optimal system baseline * Diagramming and documenting system topology and end system configuration * Verifying connectivity at all layers * Selecting an optimal troubleshooting approach * Planning a network documentation system and baseline monitoring scheme * Using Cisco IOS commands and applications to identify and isolate system problems * Resolving sub-optimal system performance problems * Restoring optimal baseline service * Working with external providers and system users to resolve service provision problems.  Kirstee2003 г 784 стр ISBN 0782142958.