The Best Fully Integrated Study System Available for CCENT Exam 640-822 With hundreds of practice questions and hands-on exercises, CCENT Cisco Certified Entry Networking Technician Study Guide covers what you need to know--and shows you how to prepare--for this challenging exam. 100% complete coverage of all official objectives for exam 640-822:Exam Readiness Checklist at the front and back of the book--you're ready for the exam when all objectives on the list are checked offInside the Exam sections in every chapter highlight key exam topics coveredSimulated exam questions match the format, tone, topics, and difficulty of the real examCovers all CCENT exam topics, including:OSI Reference Model TCP/IP Network Media and Devices Ethernet Standards Switching Routing IP Addressing IP Address Subnetting IOS and Configuration Files CLI Cisco Switch and Router Configuration WANs and WLANs Applications, Security, and TroubleshootingCD-ROM includes:Practice test engine, powered by Boson, featuring: 100 practice exam questions; Detailed answers with explanations; Chapter quizzes and real exam environment simulationsScore Report performance assessment toolInteractive network simulation software, powered by Boson with simulated lab exercises15+ instructional video clipsElectronic book for studying on the go