Alan Cohen, 46, has served as a director of the Company since 2001. Since March 2005, Mr. Cohen has been Vice President, Mobility Solutions, of Cisco Systems, Inc., a provider of Internet networking solutions. From October 2002 through March 2005, Mr. Cohen served as Vice President, Marketing of Airespace, Inc., a developer of wireless local area networks, which was acquired by Cisco Systems, Inc. From October 2001 through September 2002, he served as Vice President, Marketing of Tahoe Networks, Inc., a company specializing in networking infrastructure and operations solutions. From March 2000 to October 2001, Mr. Cohen served as Senior Director, Marketing, Service Provider Line of Business of Cisco Systems, Inc.