EXHIBIT 2.1 AGREEMENT TO AMEND AGREEMENT AND PLAN OF MERGER AGREEMENT TO AMEND AGREEMENT AND PLAN OF MERGER dated as of October 5, 2000, by and among Phone.com, Inc., a Delaware corporation ("Phone"), Silver Merger Sub Inc., a Delaware corporation and...Agreement to Amend Agreement and Plan of Merger • October 1st, 2001 • Openwave Systems Inc • Services-prepackaged software • Delaware
