DSET Partners with Leading International Systems Integrator

SHREWSBURY, N.J. Oct. 7, 2002-DSET Corp., (NASDAQ: DSET) one of the industry's premier providers of Operations Support System (OSS) solutions and electronic bonding gateways for global, multi-vendor networks, announced today a partnership with FDM Group, a leading international providers of IT and e-business services.

FDM Group, with offices in the U.K., U.S., Germany and Benelux, will implement and integrate DSET's IPSource an innovative IP provisioning, activation and configuration solution that takes a proactive approach to solving the needs of service providers and enterprises through its application specific, workflow focus. Unlike traditional network management solutions that primarily address monitoring faults or network performance, DSET's approach help companies avoid network outages due to configuration errors, enabling higher network availability, security and performance. FDM will utilize DSET's pre-built application program interfaces to facilitate ease and speed of network integration for service providers and enterprise customers.

FDM's Group reputation was built serving Fortune 500 companies worldwide. In the telecommunications sector, FDM is best known for its expertise with Billing and Customer Care packages. Customers include D2 Mannessman, O2 Germany (formerly Viag Interkom) in Germany and Equant in France, where FDM has the outsourcing contract to support Equant's billing systems. For DSET, customers include Allegiance Telecom, Cox Communications and TDS Telecom.

"We are excited by the opportunity to provide integration services for service providers and enterprises implementing DSET solutions," said Rod Flavell, CEO of FDM. "The combination of our expertise in seamless application integration to existing OSS infrastructures and DSET's innovative IPSource products will provide a powerful solution to meet the telecommunications needs of enterprises and service providers worldwide."

"FDM is well known for providing superior integration services that address the configuration needs of governmental agencies, as well as the private sector." said Binay Sugla, Ph.D., president and CEO of DSET. "IPSource, with its unique proactive orientation toward configuration management, is a perfect fit with FDM's expertise in these markets."

About FDM Group:

FDM Group provides Systems Integration and Human Capital Management solutions to major international Blue Chip corporations and Federal Government departments and Contractors.

FDM Group is a mid-sized firm with annual Group revenues of approximately $75 million. It employs in excess of 500 IT staff and provides specialist services ranging from IT development to support and integration expertise. FDM Group's approach is to provide these extremely valuable services at a price that could only be offered by a handful of offshore firms.

Through an innovative program called Campus, FDM Group creates a homegrown workforce. The FDM Group Campus program is a worldwide distance-learning medium, which enables FDM Group to cost-effectively recruit and train the very best IT resources at a fraction of the investment expenditure of traditional methods. This enables FDM Group to compete effectively on quality and price and, considering their size and reference-ability, this is almost unmatched by any but a few offshore development houses.

Through an innovative program called Campus, FDM Group creates a homegrown workforce. The FDM Group Campus program is a worldwide distance-learning medium, which enables FDM Group to cost-effectively recruit and train the very best IT resources at a fraction of the investment expenditure of traditional methods. This enables FDM Group to compete effectively on quality and price and, considering their size and reference-ability, this is almost unmatched by any but a few offshore development houses.

About DSET:

DSET Corporation (www.dset.com) is one of the leading providers of innovative OSS software solutions designed to minimize operational costs and maximize the value of service offerings for telecommunications providers around the world. Since 1989, DSET's field-proven products have been used to build critical global network applications that generate immediate return on investment. DSET's portfolio of industry-leading products include: electronic-bonding gateways that allow competitive service providers to exchange information electronically with other telecommunications providers which significantly reduce the time required to provision services and resolve service outages for their customers; and IPSource, an advanced IP provisioning, activation and configuration platform enabling providers to deploy, modify and manage services quickly, reliably and profitably.

Statements about financial matters in this press release, other than historical facts, are forward-looking. Since all statements about DSET's plans, estimates, and expectations are based on current projections that involve risks and uncertainties, and are subject to change at any time, the company's actual results may differ materially from expected results. Investors should consider these risks and uncertainties, which are discussed in documents filed by DSET with the Securities and Exchange Commission. These documents identify important factors that could cause the actual results to differ materially from those contained in the projections or forward-looking statements. DSET expressly disclaims any obligation to update any forward-looking statements.

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DSET Contacts:

Director of Marketing: Patricia Beninati, 732-945-6000 Ext. 240, e-mail: pbeninati@dset.com

Media Relations: Lorretta Gasper, Wind Rose Communications, 404-459-8878, e-mail: lgasper@mindspring.com

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