About the Authors

Jeff Doyle (CCIE No. 1919) specializes in IP routing protocols, MPLS, and IPv6. He has designed or assisted in the design of large-scale IP service provider networks throughout North America, Europe, Japan, Korea, and the People's Republic of China. Jeff has presented numerous corporate seminars, and has also spoken at NANOG, JANOG, APRICOT, and at IPv6 Forum conferences. Jeff holds a BA from Memphis State University, and studied Electrical Engineering at the University of New Mexico. Jeff lives in Denver, Colorado.

Jennifer Carroll (CCIE No. 1402) is an independent network consultant in Redmond, Washington. She has designed, implemented, and optimized many TCP/IP networks, and has developed and taught a variety of networking and internetworking courses on routing protocols and Cisco routers over the past 15 years. Jennifer can be contacted at [e-mail].