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Robert Sparks has been working in the computer and communications industry since 1982. He has spent the last 5 years designing and developing SIP-based IP communications infrastructure. Recently he has been an active contributor to IETF protocol development, with a strong focus on improving interoperability of SIP and SIMPLE implementations. Mr. Sparks has spent the past 4 years as a principal engineer with dynamicsoft, Inc., where he was responsible for system architecture development. Prior to dynamicsoft, Mr. Sparks was a senior engineer with MCI WorldCom, where he was co-designer of MCIW's SIP-based IP communications infrastructure; responsible for driving vendor development of SIP business telephones; and created and maintained a PC SIP user agent for use in interoperability testing and SIP/RTP protocol research. Prior to MCIW, Mr. Sparks was part of the Admin Foundation Team at Lucent Technologies, Netcare Messaging Services, where he performed design and development of the next generation of NMS�s core business tool (an automated voice-mail system and subscriber management system). Mr. Sparks is an active contributor to many IETF working groups. | 