Comverse MMS Solution Approved for Interoperability With Nortel Networks GSM/GPRS Wireless Infrastructure.

Business Editors/High-Tech Writers

3GSM World Congress 2003

CANNES, France--(BUSINESS WIRE)--Feb. 18, 2003

Comverse's Solution Is the First MMS Center To Obtain Interoperability

Approval From Nortel Networks Wireless Interoperability Testing Lab

Comverse, a unit of Comverse Technology, Inc. (Nasdaq:CMVT) and a leading supplier of software and systems enabling networks-based multimedia enhanced services, announced that its Multimedia Messaging Service Center (MMSC) solution has achieved interoperability approval with Nortel Networks GSM/GPRS radio and core infrastructure equipment (Release 4.0). Visit the Comverse booth (C24) at the 3GSM World Congress in Cannes, France, February 17-21, 2003.

Interoperability validation can streamline integration of Comverse MMS applications with Nortel Networks infrastructure, which can help wireless operators speed time-to-market for MMS service offerings for their subscribers.

"Comverse is pleased to have received this interoperability approval from Nortel Networks. This interoperability compliance approval further underscores Comverse's commitment to providing wireless operators with innovative messaging applications, assisting with a faster return on investment and a clear competitive edge," said Menashe Rothschild, Chief Technology Officer of Comverse. "As the first MMSC on the market to obtain interoperability approval from Nortel Networks, Comverse continues to ensure world-class solutions for advanced wireless communications."

Comverse's MMSC features a high-capacity and high-reliability MMS architecture that complies with standards for multimedia messaging. The Comverse MMSC supports mobile-to-mobile, mobile-to-email and mobile-to-application messages containing text, photos, images, audio and video.

Today's announcement extends an ongoing relationship between Comverse and Nortel Networks. Comverse has also obtained Nortel Networks interoperability approval for voicemail, unified messaging, instant messaging, short messaging service, and mobile data gateway solutions, as well as its prepaid IS-41P interface for Nortel Networks CDMA mobile switching center platform.

About Comverse

Comverse, a unit of Comverse Technology, Inc. (Nasdaq:CMVT), is the world's leading provider of software and systems enabling network-based multimedia enhanced communications services. Over 400 wireless and wireline telecommunications network operators, in more than 100 countries, have selected Comverse's enhanced services systems and software, which enable the provision of revenue-generating value-added services. These include including call answering with one-touch call return, short messaging services, IP-based unified messaging (voice, fax, and email in a single mailbox), 2.5G/3G multimedia messaging (MMS), instant communications, wireless information and entertainment services, voice-controlled dialing, messaging and browsing, prepaid wireless services, and additional personal communication services. Other Comverse Technology business units include: Verint Systems, a leading provider of analytic solutions for communications interception, digital video security and surveillance, and enterprise business intelligence; and Ulticom, a leading provider of service enabling network software for wireless, wireline, and Internet communications. Comverse Technology is an S&P 500 and NASDAQ-100 Index company. For additional information, visit the Comverse web site at http://www.comverse.com.

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

Note: This release may contain forward-looking statements 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: 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; risks associated with changes in the competitive or regulatory environment in which the company operates; 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 its subsequent Quarterly Reports on Form 10-Q. These documents are available through the company, 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.