Jeff is a frequent industry speaker, technical writer, IPv6 Forum Certified Trainer, and prior to HPE was a network instructor and course developer to major networking manufacturers. He is a technical lead and co-author for the book, Guide to TCP/IP: IPv6 and IPv4, 5th Edition and lead technical editor on Fundamentals of Communications and Networking, Second Edition. Jeff has been in the computer industry since 1979 and built his first LAN in 1986.