Todd Lammle

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 and training firm based in Dallas, and is 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 William Tedder is President of...See more