Pingtel IP Voice Solutions Achieve Check Point Software OPSEC Certification

WOBURN, Mass., April 22, 2003 - Pingtel®, the leader in Session Initiation Protocol (SIP) IP voice solutions, today announced that it has achieved OPSEC™ (Open Platform for Security) certification from Check Point Software Technologies Ltd. (NASDAQ: CHKP), a worldwide leader in securing the Internet.

OPSEC certification ensures that the Pingtel SIPxchange™ IP PBX and Pingtel xpressa™ IP phone will seamlessly interoperate with Check Point's VPN-1®/FireWall-1® Next Generation software to provide secure SIP telephony. Extensive testing demonstrates that enterprises can deploy Pingtel IP voice solutions with Check Point's Internet security platform to provide SIP-based voice communications that securely traverse an organization's firewalls.

"We are pleased that Pingtel IP voice solutions have achieved OPSEC certification," said Upesh Patel, manager of the OPSEC Alliance for Check Point Software Technologies. "With Pingtel products passing rigorous testing to become recognized as OPSEC certified, enterprises can confidently combine Pingtel and Check Point solutions to deliver secure, high-quality SIP-based voice communications."

SIPxchange is a breakthrough in enterprise communications using industry standards and an open architecture to deliver more affordable, manageable, productive and secure voice communications than any other IP PBX or digital PBX. Based on several key standards, including SIP - the global standard for voice, video and data communications - Java, XML and VoiceXML, combined with off-the-shelf Linux technology, SIPxchange delivers the features, price and performance customers require in voice solutions without shackling enterprises to proprietary hardware, operating systems and protocols.

Pingtel xpressa is the VoIP (Voice over IP) industry's standard SIP phone by offering a thorough implementation of the SIP standard, superlative functionality, intuitive user interface and superb audio quality. The intelligent Pingtel xpressa phone provides a rich collection of productivity enhancing features and an open Java-enabled development platform that lets enterprise customers, service providers, system integrators and independent software vendors (ISVs) easily add unique features and applications.

"Check Point is the leader in both the worldwide firewall and VPN markets," said William J. Rich, president and chief executive officer, Pingtel. "Achieving OPSEC certification is a significant milestone because enterprise customers now have an effective solution for providing voice communications over existing packet networks without compromising network security."

About Check Point's OPSEC
OPSEC (Open Platform for Security) is the industry's open, multi-vendor security framework. With over 350 partners, OPSEC guarantees customers the broadest choice of best-of-breed integrated applications and deployment platforms that support Check Point's Secure Virtual Network Architecture. Products that carry the OPSEC Certified seal have been tested to guarantee integration and interoperability. For complete OPSEC Alliance program information, including partner and product listings, the freely available OPSEC SDK (software development kit) and evaluation versions of OPSEC Certified products, visit http://www.opsec.com.

About Pingtel
Pingtel fosters innovation and provides competitive advantages for enterprises and solution providers by employing its leadership in Session Initiation Protocol (SIP) technology and industry standards to create open architecture voice-over-IP products. Pingtel SIPxchange offers enterprises the economic, integration and productivity benefits of the first standards-based and fully SIP-complaint IP PBX. Pingtel xpressa for the desk and instant xpressa™ for the PC, the first Java-programmable SIP phones, are feature rich, programmable, easy to use and easier to manage for enterprise IP PBX systems and service provider hosted IP voice services. More information on Pingtel is available at http://www.pingtel.com.

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Pingtel is a registered trademark of Pingtel Corp. SIPxchange, xpressa, instant xpressa and the Pingtel logo are trademarks of Pingtel Corp. All other products or services referenced may be trademarks or service marks of their respective companies or organizations.