To become a Cisco Certified Network Associate (CCNA), you must learn the hundreds of IOS commands used by Cisco routers and switches. This handy reference from Cisco networking authority Todd Lammle is just what you need to master those commands.

From a thorough introduction to Cisco's basic operating system to making the transition to IPv6, Todd Lammle walks you through hundreds of commands with short, to-the-point explanations and plenty of figures and real-world examples. If you're studying for your CCNA exam, this book all the the IOS commands you need to know. Whether you're prepping for the CCNA exam or already in the field, this handy reference tool should be on your bookshelf.

Inside, IOS commands are organized into these topic areas:

• Internetworking and TCP/IP

• Cisco Command Line Interface (CLI) and Security Device Manager (SDM)

• Router configuration

• LAN switch configuration

• Advanced IOS and troubleshooting

• Access lists

• Network address translation

• Wireless

• Wide area networks

• Security

• IPv6

About the Author

Todd Lammle, CCSI, CCNA, CCNP, CCSP, CCVP, MCSE, CEH, CHFI, FCC RF Licensed, is a leading authority on Cisco networking. He is President of GlobalNet Training, Inc, a networking integration andtraining firm based in Dallas, and CEO of RouterSim, LLC. Todd is the bestselling author of numerous Cisco books, including the popular CCNA: Cisco Certified Network Associate Study Guide, with over 200,000 copies in print. He can be reached at www.lammle.com.