EXHIBIT 99.1


Comverse Technology Receives Notice From NASDAQ Due To Late Filing Of Form 10-K
- Company To Request A Hearing

NEW YORK, NY,    April 20, 2006

Comverse Technology, Inc. (NASDAQ: CMVT) today announced that due to the delay
in filing its Form 10-K for the year ended January 31, 2006, as required by
NASDAQ Marketplace Rule 4310(c)(14), it has received on April 17, 2006, a Staff
Determination letter from The NASDAQ Stock Market indicating that the Company's
securities will be delisted from The NASDAQ Stock Market unless the Company
requests a hearing before the NASDAQ Listing Qualifications Panel. The Company
will request a hearing before the NASDAQ Panel to review the Staff
Determination. There can be no assurance that the NASDAQ Panel will grant the
Company's request for continued listing. Under NASDAQ Marketplace Rules, a
hearing request will stay the delisting action pending the decision of the
NASDAQ Panel.

About Comverse Technology

Comverse Technology, Inc. (NASDAQ: CMVT), through its Comverse business unit, is
the world's leading provider of software and systems enabling network-based
multimedia enhanced communication and billing services. The company's Total
CommunicationSM portfolio includes value-added messaging, personalized data and
content-based services, and real-time converged billing solutions. Over 450
communication and content service providers in more than 120 countries use
Comverse products to generate revenues, strengthen customer loyalty and improve
operational efficiency. Other Comverse Technology business units include: Verint
Systems (NASDAQ: VRNT), a leading provider of analytic software-based solutions
for communications interception, networked video security and business
intelligence; and Ulticom (NASDAQ: ULCM), a leading provider of service enabling
signaling software for wireline, wireless and Internet communications. Comverse
Technology is an S&P 500 and NASDAQ-100 Index company. For additional
information, visit the Comverse Technology website at www.cmvt.com.

All product and company names mentioned herein may be registered trademarks or
trademarks of Comverse or the respective referenced company(s).

Note: This release contains "forward-looking statements" under the Private
Securities Litigation Reform Act of 1995 that involve risks and uncertainties.
There can be no assurances that forward-looking statements will be achieved, and
actual results could differ materially from forecasts and estimates. Important
factors that could cause actual results to differ materially include: the
results of the review of the Special Committee, appointed by the Board of
Directors on March 14, 2006, of matters relating to the Company's stock option
grants, including, but not limited to, the accuracy of the stated dates of
option grants and whether all proper corporate procedures were followed; the
impact of any restatement of financial statements of the Company or other
actions that may be taken or required as a result of such reviews; the Company's
inability to file reports with the Securities and Exchange Commission; risks
associated with the Company's inability to meet NASDAQ requirements for
continued listing, including possible delisting; risks of litigation related to
the Company's stock option grants or any restatement of the financial statements
of the Company; risks associated with integrating the business and employees of
the GSS division of CSG Systems, International; changes in the demand for the
Company's products; changes in capital spending among the Company's current and
prospective customers; the risks associated with the sale of large, complex,
high capacity systems and with new product introductions as well as the
uncertainty of customer acceptance of these new or enhanced products from either
the Company or its competition; risks associated with rapidly changing
technology and the ability of the Company to introduce new products on a timely
and cost-effective basis; aggressive competition may force the Company to reduce
prices; a failure to compensate any decrease in the sale of the Company's


traditional products with a corresponding increase in sales of new products;
risks associated with changes in the competitive or regulatory environment in
which the Company operates; risks associated with prosecuting or defending
allegations or claims of infringement of intellectual property rights; risks
associated with significant foreign operations and international sales and
investment activities, including fluctuations in foreign currency exchange
rates, interest rates, and valuations of public and private equity; the
volatility of macroeconomic and industry conditions and the international
marketplace; risks associated with the Company's ability to retain existing
personnel and recruit and retain qualified personnel; and other risks described
in filings with the Securities and Exchange Commission. These risks and
uncertainties, as well as others, are discussed in greater detail in the filings
of the Company with the Securities and Exchange Commission, including its most
recent Annual Report on Form 10-K and subsequent Quarterly Reports on Form 10-Q
and Current Reports on Form 8-K. These documents are available through the
Company, or its website, www.cmvt.com, or through the SEC's Electronic Data
Gathering Analysis and Retrieval system (EDGAR) at www.sec.gov. The Company
makes no commitment to revise or update any forward-looking statements in order
to reflect events or circumstances after the date any such statement is made.

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CONTACTS:
Investors/Business Press:
Paul D. Baker
Comverse Technology, Inc.
One Huntington Quadrangle
Third Floor
Melville, New York 11747
(516) 677-7226