CCNA Cisco Certified Network Associate Study Guide, 7th Edition

Todd Lammle, CCSI, CCNA/CCNA Wireless/CCNP/CCSP/CCVP, MCSE, CEH/CHFI, FCC RF Licensed, is the authority on Cisco Certification internetworking. He is a world-renowned author, speaker, trainer, and consultant. Todd has over 29 years of experience working with LANs, WANs, and large licensed and unlicensed wireless networks. He has also published over 50 books, including the very popular Sybex CCNA Study Guides and CCNA Wireless Study Guide. He runs a training and consulting company based in Colorado and Texas. You can reach Todd through his forum and blog at www.lammle.com.