The Only Certification Study System Based on 200,000+ Hours of It Training Experience.

• 100% complete Coverage - All test objectives for exam 640-506 are covered in detail
• Hands-on Exercises - Step-by-step instruction modeled after classroom labs
• Exam Watch - Warnings based on thorough post-exam research identifying the most troublesome exam topics and how to answer them correctly
• Three Types of Practice Questions - Knowledge, scenario, and lab-based questions, all with in-depth answers
• From the Classroom - Discussion of important issues direct from the classroom

Full coverage of the topics you need to review, including how to:

• Troubleshoot LANs
• Isolate problems in IPX networks
• Understand the output of diagnostic commands
• Isolate problems in Frame Relay WANs
• Use Ping and Trace
• Isolate problems in ISDN BRI WANs
• Isolate catalyst problems
• Understand cable and media distance limitations
• Use catalyst POST

CD-ROM features full CertTrainer CBT software and the new ExamSim test engine - more than 200 questions on CD