1 EXHIBIT 10.19 EMPLOYMENT AGREEMENT This Employment Agreement (the "Agreement") is made and entered into effective as of January 22, 1999, by and between Khoa D. Nguyen (the "Executive") and VideoServer, Inc., a Delaware corporation (the "Company")....Employment Agreement • March 31st, 1999 • Videoserver Inc • Computer communications equipment • Massachusetts
1 EXHIBIT 10.20 EMPLOYMENT AGREEMENT This Employment Agreement (the "Agreement") is made and entered into effective as of January 22, 1999, by and between Stephen J. Nill (the "Executive") and VideoServer, Inc., a Delaware corporation (the "Company")....Employment Agreement • March 31st, 1999 • Videoserver Inc • Computer communications equipment • Massachusetts
