Exhibit 2.1 CONCORD COMMUNICATIONS, INC. E ACQUISITION CORP. EMPIRE TECHNOLOGIES, INC. CHERYL KRUPCZAK ROBERT KRUPCZAK AGREEMENT AND PLAN OF REORGANIZATION Dated as of October 19, 1999 TABLE OF CONTENTSAgreement and Plan of Reorganization • November 12th, 1999 • Concord Communications Inc • Services-prepackaged software • Georgia
