About the Authors
Scott Firestone holds a master’s degree in computer science from MIT and has designed
video conferencing and voice products since 1992, resulting in five patents. During his
10 years as a technical leader at Cisco, Scott developed architectures and solutions related to
video conferencing, voice and video streaming, and voice-over-IP security.
Thiya Ramalingam is an engineering manager for the Unified Communications organization at
Cisco. Thiya holds a master’s degree in computer engineering and an MBA from San Jose State
University. He holds several patents issued and pending, related to voice and video over IP. Thiya
is currently leading the development of multimedia conferencing products at Cisco.
Steve Fry is a technical leader in the Unified Communications organization at Cisco. For the past
several years, Steve has been involved in the design and development of telephony and
conferencing products. Prior to his conferencing projects, he was a principal engineer on the
CallManager MGCP gateway products. He is currently leading product development in video