Net2Phone and Quintum Join Forces for Enterprise Solutions
Partnership Allows New and Existing Quintum Customers to Place VoIP Calls Globally Through Net2Phone

Newark, NJ and Eatontown, NJ- March 30, 2004 - Net2Phone (Nasdaq: NTOP), the leading provider of retail Voice over IP (VoIP) services, and Quintum, a leading manufacturer of Voice over IP (VoIP) solutions for enterprises, today announced that they have signed an agreement to jointly market Net2Phone’s VoIP enterprise services with Quintum’s Tenor VoIP MultiPath Switches and gateways.

Under the multi-year agreement, Net2Phone and Quintum will integrate VoIP services with enterprise VoIP MultiPath Switches and market the solution as a bundled telephony offering. The bundle will include a configuration “wizard” that can be used with new models of Tenor VoIP equipment to simplify the user experience and allow customers to easily set their gateways to offer low-cost calling over the Net2Phone network. With 250,000 IP ports already deployed, Quintum boasts a distribution group of over 200 resellers spanning 70 countries. Net2Phone has established a robust global network through which their products and services are offered. Net2Phone and Quintum will make this bundled VoIP offering available to its current and future customers via their distribution channels to corporate customers worldwide.

“A joint offer of Net2Phone service with Quintum’s line of VoIP equipment delivers tremendous value to customers,” said Kurt Baumann, President at Quintum. “Our intelligent VoIP switches provide superb value to our corporate customers who are already using VoIP for their on-net calling. By adding off-net calling globally to any telephone via Net2Phone’s robust platform and network, customers now can have the kind of functionality that takes them to the next level of service, with confidence that they are supported by a company known for its high quality of service.”

“We’re pleased to create this joint offer to provide valuable off-net calling with Quintum, a recognized leader in the SME VoIP market,” said Bryan Wiener, President of Net2Phone Global Services. “This partnership allows us to build on the trust that Quintum has developed in the market with customers who have grown to expect high quality from its products and services. This joint offering complements our enterprise strategy to deliver flexible and affordable solutions to small and mid sized businesses looking for the feature-rich applications and flexibility that VoIP has to offer.”

The offering builds on Net2Phone Global Services’ strategy to offer hosted telecommunications solutions to partners globally, enabling them to offer low-cost VoIP services to their customers quickly, easily and at a low incremental cost. As a hosted provider, Net2Phone empowers partners with the tools they need to offer consumer and corporate customers a full suite of telecommunications services, including calling cards, corporate solutions, VoIP services for Internet cafes and public call centers, and prefix code dialing services. Net2Phone enables partners to expedite their time to market while benefiting from outsourcing their deployments to Net2Phone, a provider that has the technical expertise, robust back-office and worldwide network to support multiple services on a single platform.

About Net2Phone
Net2Phone is the only provider of PacketCable, SIP and wireless VoIP solutions in the world. As leaders in enabling telecom service providers and cable operators with turn-key hosted VoIP telephony services, Net2Phone has routed billions of retail VoIP minutes globally, servicing more than 100,000 users in the US as well as hundreds of thousands of more overseas. Net2Phone’s hosted SIP platform provides partners with residential broadband telephony, calling cards, prefix dialing and enterprise services in over 100 countries. Net2Phone’s PacketCable platform provides cable operators with the ability to deliver a primary line replacement service with guaranteed QoS and features such as E911. Traded on the NASDAQ under the symbol NTOP, Net2Phone's strategic partners and investors include Liberty Media Corporation (NYSE: L; LMC.B) and IDT Corporation (NYSE: IDT; IDT.C). For more information about Net2Phone's products and services, please visit www.net2phone.com <http://www.net2phone.com>.

About Quintum Technologies, Inc.
Headquartered in Eatontown, NJ, Quintum specializes in voice-over-IP technologies that bring reliability and voice clarity of public telephone networks to Internet telephony. Its Tenor VoIP MultiPath switch product lines are designed to help businesses of all sizes achieve a risk free migration to a converged network. Quintum’s Tenor product line offers a wide range of unique features that differentiate it from other VoIP solutions. These features include real time PSTN failover that eliminates risk from poor IP Quality of Service, MultiPath call routing allowing easy installation into existing data and telecom environments, and transparent communication across NAT (network address translation) firewalls. Quintum Technologies sells its MultiPath switches worldwide through its direct sales force and a network of resellers and distributors. For more information call 1-877-SPEAK IP (1-877-773-2547) in the US, 732-460-9000 outside the US, or visit www.quintum.com <http://www.quintum.com>.

This press release contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. These forward- looking statements involve risks and uncertainties and actual results could differ materially from those discussed in the forward-looking statements. For this purpose, any statements contained in this press release that are not statements of historical fact may be deemed to be forward-looking statements. Factors which may affect the Company's results include, but are not limited to, the Company's ability to expand its customer base, the Company's ability to develop additional and leverage its existing distribution channels for its products and solutions, dependence on strategic and channel partners including their ability to distribute the Company's products and meet or renew their financial commitments, the Company's ability to address international markets, the effectiveness of the Company's sales and marketing activities, the acceptance of the Company's products in the marketplace, the timing and scope of deployments of the Company's products by customers, fluctuations in customer sales cycles, customers' ability to obtain additional funding, technical difficulties with respect to the Company's products or products in development, the need for ongoing product development in an environment of rapid technological change, the emergence of new competitors in the marketplace, the Company's ability to compete successfully against established competitors with greater resources, the uncertainty of future governmental regulation, the Company's ability to manage growth, obtain patent protection, and obtain additional funds, general economic conditions and other risks discussed in this Report and in the Company's other filings with the Securities and Exchange Commission. All forward-looking statements and risk factors included in this document are made as of the date hereof, based on information available to the Company as of the date thereof, and the Company assumes no obligation to update any forward-looking statement or risk factors.