Mary Barnes - Polycom

Mary Barnes is a Principal Engineer in the CTO organization within Polycom. Mary has been involved in system architecture and product development for real-time communication systems for over 25 years, focusing for the past 12 years on IP communications and standards development. She is an active contributor to the IETF. She is the author of RFCs relating to the Session Initiation Protocol (SIP), Centralized Conferencing, NAT/Firewall traversal and Geographic Location Delivery. She is past chair of the SIPPING WG and currently serves as chair of the DISPATCH working group in the Real-time Applications and Infrastructure (RAI) Area and as an advisor for the IETF Nominations Committee for 2010-2011. In addition, Mary currently serves as the Vice-chair of the Technical WG in the Unified Communications Interoperability Forum (UCIF).

Prior to Polycom, Mary was most recently a Senior Advisor for Nortel, leading the IETF standards strategy for the Carrier VoIP and Application Solutions (CVAS) business unit (now Genband). She was also a senior manager/advisor for Nortel's 3G IP research, participating in industry standards forums and prototyping a mobile IP based system. She is the inventor of several patents related to this work. She also designed and developed real-time software for Nortel's DMS-based GSM and Enterprise products. Prior to her 22 years at Nortel, Mary developed real-time embedded software for GPS and video reconnaissance systems for Texas Instruments. Mary has a BS in Computer Science with a minor in Nuclear Engineering from the University of Virginia in Charlottesville, Virginia.

Vijey Jenkal Comcast Cable

Vijey Jenkal is the Director of Product Development Engineering at Comcast. In his current position he is responsible for the architecture and design of business voice and messaging services for Comcast.

Prior to leading the business services engineering team, Vijey led the development of a SIP and ENUM based interconnection solution for both internal and external usage at Comcast. Before joining Comcast, Vijey worked for Sprint as a lead engineer in the carrier interconnection space. Vijey has a MS EE from University of Kansas.

Chris Gatch - Cbeyond

Chris Gatch is the CTO and a founder of Cbeyond (NASDAQ: CBEY), a successful managed services provider started in 1999 and now publicly traded on the NASDAQ. Chris is responsible for Cbeyond's Engineering department as well as on-going network technology research and development. Chris has a bachelor's degree in computer engineering from Clemson University and a master's degree in the management of technology from the Georgia Institute of Technology. He has served on the board of the Cisco BTS 10200 Users Group and the Service Provider Board of the International Packet Communications Consortium (IPCC). Chris has been professionally committed to VoIP technology since 1998.

Chris helped lead the formation of the SIP Forum’s Service Provider to IP PBX Interoperability Task Group for which he submitted the proposal to create. This task group produced the SIPconnect SIP Forum recommendation of which Chris was an editor along with Chris Sibley.

Steve Johnson - Ingate Systems

As President of Ingate Systems Inc., the U.S. subsidiary of Ingate Systems A.B., Steven Johnson is responsible for building market recognition and developing multiple sales channels for Ingate products within the United States. Johnson most recently served as CEO of Abrena, Inc., a business development consulting firm that assists European and North American firms to expand in the United States. Prior to that, Johnson was President and CEO of Transcept, Inc., a telecommunications infrastructure company that develops products to economically enhance wireless network coverage and capacity. Johnson also served as Division General Manager for Lockheed Martin, and held a number of senior management positions at Lockheed Martin, Lockheed Corporation and Sanders Associates, Inc. Johnson was also Treasurer at Telco Systems, Inc., a supplier of Information and Communication Technology equipment for the Regional Bell Operating Companies. He holds a Bachelor of Arts in economics and a Master’s in Business Administration from Boston University.

Dr. Alan Johnston - Avaya

Dr. Alan Johnston, Consulting Member of Technical Staff in Avaya’s Unified Communications division, has been involved with SIP and VoIP since the mid 1990s. While a Distinguished Technical Member at MCI, he served as an architect of the first enterprise SIP VoIP product in the United States. He is also an adjunct assistant professor of electrical and systems engineering at Washington University in St. Louis. He is a co-author of the SIP protocol specification RFC 3261, and editor of the Basic and PSTN call flows BCP (Best Current Practices) documents, RFC 3665 and RFC 3666 and several other RFCs. His recent areas of work include the SIP Service Examples, Peer-to-Peer (P2P) SIP and security, where he has co-authored the ZRTP protocol. Dr. Johnston has authored or co-authored four books on SIP including the best selling “SIP: Understanding the Session Initiation Protocol”, “Understanding Voice over IP Security” “SIP Beyond VoIP” and “Internet Communications Using SIP”. He also wrote the Foreword for Avaya’s “SIP Communications for Dummies”. He is also co-chair of the IETF (Internet Engineering Task Force) Centralized Conferencing Working Group. He holds a Bachelor's of Engineering degree with Honours from the University of Melbourne, Australia, and a Ph.D. in electrical engineering from Lehigh University, Bethlehem, PA.

Hadriel Kaplan - Acme Packet

Hadriel Kaplan is Vice President of Technology at Acme Packet, having previously served roles as Senior Solutions Architect, and prior to that as Senior Product Manager. He has been at Acme Packet since 2004, but has been involved in VoIP since the late 90's when he worked at Nortel Networks. Hadriel deals with SIP interoperability issues on a daily basis, directly with numerous SIP Service Providers around the World. He is also an active member of the IETF, has written numerous SIP-related drafts and is a co-author of RFCs. He was an active contributor to the SIP Forum's SIPconnect 1.0 and more recently the 1.1 effort.

Glenn Russell - CableLabs

Glenn Russell is the Director of Business Services at Cable Television Laboratories, Inc. (CableLabs®). In this position he is responsible for all strategic planning and development activities within CableLabs that support the cable industry's business and commercial services initiatives. This includes setting the specification development and interoperability program for SIP-based communications services.

Prior to his current position, Mr. Russell served as the Director of the PacketCable™ project where was responsible for the overall PacketCable specification development and interoperability testing program for Voice over IP over cable broadband networks. As Director of PacketCable, Mr. Russell established the interoperability and certification programs at CableLabs that resulted in CableLabs certified products. Today, cable operators serve more than 10 million customers using PacketCable-based VoIP technology.

Prior to joining CableLabs®, Mr. Russell spent 7 years in business development and technical product management in the business teleconferencing industry. During this time he helped found the International Multimedia Teleconferencing Consortium (IMTC) and helped develop the T.120 and H.320 conferencing standards. Mr. Russell earned his BA in Economics (magna cum laude) from the University of Colorado at Boulder and completed two years of graduate school in the Interdisciplinary Telecommunications Program at the University of Colorado.

Richard Shockey - SIP Forum Chairman of the Board - Shockey Consulting

Richard Shockey serves as Chair of the SIP Forum Technical Working Group, and most recently was a Director and Member of the Technical Staff for NeuStar, Inc. [www.neustar.biz] based in Suburban Washington DC. NeuStar provides a number of critical services to the communications industry including the administration of all telephone numbers in North America, management of the wireline and wireless Number Portability Administration, number pooling and OSS products for carriers. NeuStar also operates the .BIZ. Internet Top Level Domain and manages the United States Country Code domain .US for the U.S. Dept of Commerce.

Mr. Shockey is a founder and has been Co-Chair of the IETF ENUM Work Group for many years and is an author of several IETF RFC's and numerous articles on Next Generation Network technologies for various publications. Mr. Shockey has lost count of how many times he has given a speech on ENUM. Educated at Washington University in St. Louis. Mr. Shockey and his wife live in Reston, Virginia.