Exhibit 10.18 CUSEEME NETWORKS, INC. Executive Retention Agreement THIS EXECUTIVE RETENTION AGREEMENT by and between CUseeMe Networks, Inc., a Delaware corporation (the "Company"), and Christine J. Cox (the "Executive") is made as of December 1, 2000...Executive Retention Agreement • April 2nd, 2001 • Cuseeme Networks Inc • Services-prepackaged software • New Hampshire
