David Hanes is an engineer for the Cisco Customer Assurance Engineering (CAE) group supporting various emerging technologies through product testing and field trials. He is a technical expert in the area of fax over IP technologies and assists with network design and troubleshooting for critical fax over IP deployments.
Since joining Cisco in 1997, he has worked as a Technical Assistance Center (TAC) engineer for the WAN, WAN Switching, and Multiservice Voice teams, a team lead for the Multiservice Voice team, and an Escalation Engineer covering a variety of voice and fax technologies. Before joining Cisco, Hanes was a systems engineer for Sprint, where he gained his first computer networking experience working on the Frame Relay and
Hanes is the coauthor of "Fax, Modem, and Text for IP Telephony" from Cisco Press. He holds a bachelor of science degree in electrical engineering from North Carolina State University and CCIE certification #3491.