Expert exam prep from leading Cisco authority Todd Lammle Start your preparation here for Cisco?s new CCENT entry–level networking certification, your entry point into Cisco?s popular CCNA certification track. This comprehensive study guide from leading Cisco authority Todd Lammle thoroughly prepares you for the Interconnecting Cisco Networking Devices, Part 1 exam (640–822) and the start of a career, with pages of exam essentials, real–world scenarios, and hands–on exercises. Topics include the operation of data networks, how to implement both switched and routed networks, and much more. Full coverage of all exam objectives in a systematic approach, so you can be confident you?re getting the instruction you need for the exam Practical hands–on exercises to reinforce critical skills Real–world scenarios that put what you?ve learned in the context of actual job roles Challenging review questions ...