DIALOGIC CORP

SCHEDULE 13D ISSUED BY DIALOGIC CORPORATION

SC 13D

OFFER TO PURCHASE

EX-99.A

AGREEMENT AND PLAN OF MERGER

EX-99.B

STOCK OPTION AGREEMENT

EX-99.C

TENDER/VOTING AGMT & IRREVOCABLE PROXY - ZWICK

EX-99.D

TENDER/VOTING AGMT & IRREVOCABLE PROXY - J. SHINN

EX-99.E

TENDER/VOTING AGMT & IRREVOCABLE PROXY - M. SHINN

EX-99.F

TENDER/VOTING AGMT & IRREVOCABLE PROXY-K.BURKHARDT

EX-99.G

TENDER/VOTING AGMT & IRREVOCABLE PROXY-J.BURKHARDT

EX-99.H