EXHIBIT 23.1

                         INDEPENDENT AUDITORS' CONSENT


    We consent to the incorporation by reference in this Amendment No. 1 to the
Registration Statement No. 333-37170 of Comverse Technology, Inc. of our report
dated March 6, 2000 (April 3, 2000 as to Note 12), appearing in the Annual
Report on Form 10-K of Comverse Technology, Inc. for the year ended January 31,
2000, and to the reference to us under the heading "Experts" in the Prospectus,
which is part of this Registration Statement.



/s/ DELOITTE & TOUCHE LLP
New York, New York
June 7, 2000