Exhibit 99.4 OPTION PLAN FUNDING AND ESCROW AGREEMENT This OPTION PLAN FUNDING AND ESCROW AGREEMENT (this "Escrow Agreement"), dated as of January 18, 2001, is among SONUS NETWORKS, INC., a Delaware corporation (the "Parent"), ANOUSHEH ANSARI and...Option Plan Funding and Escrow Agreement • March 26th, 2001 • Ansari Anousheh • Services-computer integrated systems design • Delaware
Contract Type FiledMarch 26th, 2001 Company Industry Jurisdiction