MODCOMP Integration & Internet Solutions

November 2, 2000, Ft. Lauderdale, FL — MODCOMP®, Inc. (www.modcomp.com), a subsidiary of CSP Inc. (NASDAQ: CSPI) and a leading developer of E-commerce and M-business solutions, today announced a partner agreement with Aether Systems, Inc. (NASDAQ: AETH), a leading provider of wireless data products and services. Under the MobileEnterprise™ partner agreement, MODCOMP will incorporate its integration software, ViewMax®, with Aether's ScoutWare™ product suite. By adding ScoutWare's advanced data synchronization and mobile device management functionality, MODCOMP is now positioned to deliver mobile and wireless solutions to a wide range of existing enterprise applications. ScoutWare also enables MODCOMP to support all major mobile computing platforms and operating systems including Palm, RIM Wireless Handhelds™, PocketPC, WinCE, pagers, cellular, and WAP phones. In addition, MODCOMP's ViewMax, which allows access to mainframe and host applications for E-commerce, will now extend its capabilities to M-commerce, allowing users to perform transactions from a mobile platform.

"By integrating the Aether system, we are expanding our ever-growing reach into the mobile marketplace," said Rob Crigler, vice president of sales and marketing, MODCOMP E-commerce division. "Aether's award-winning ScoutWare offers a proven, enterprise-scale, standards-based technology, that will allow us to support a greater selection of mobile devices with our M-business suite."

"We're pleased to partner with MODCOMP as it supports our mission to facilitate the integration and deployment of innovative mobile and wireless solutions across industries and markets," said Tom McDonough, senior vice president, worldwide sales, Aether Systems, Inc. "The combined solution expands customers' abilities to remotely access an array of custom and legacy enterprise applications using MODCOMP's advanced integration solutions."

About Aether Systems, Inc.
Aether Systems, Inc., is a leading provider of wireless and mobile data products and services allowing real-time communications and transactions across a full range of devices and networks. Using its engineering expertise, the ScoutWare family of products including the Aether Intelligent Messaging (AIM) software platform, and its network operations centre and customer care center, Aether seeks to provide comprehensive, technology-independent wireless and mobile computing solutions. Aether develops and delivers wireless data services across a variety of industries and market segments in the United States and internationally. For more information, please visit www.aethersystems.com.

About MODCOMP, Inc.
MODCOMP, Inc. is a CSP Inc. subsidiary based in Ft. Lauderdale, Fla. The company's E-commerce Division is a leading provider of Internet software solutions and systems integration. MODCOMP works with third parties to develop customized application solutions in the global E-commerce markets and has offices in the U.S., U.K., France, and Germany. For more information about MODCOMP, Inc., call (800) 322-3287, email info@modcomp.com, or visit http://www.modcomp.com.

About CSP Inc.
Based in Billerica, Mass., CSP Inc. (NASDAQ: CSPI) and its subsidiaries develop and market Internet software for E-commerce solutions, image processing software, network management integration services and high performance computer systems. For more information about CSP Inc., call (978) 663-7598 or visit http://www.cspi.com.

CSP Inc. wishes to take advantage of the 'safe harbor' provisions of the Private Securities Litigation Reform Act of 1995 with respect to statements that may be deemed be forward-looking statements under the Act. Such forward-looking statements may include, but are not limited to, statements regarding the success of the Company's and its subsidiary's products and services. The Company cautions that numerous factors could cause actual results to differ materially from any forward-looking statements made by the Company. Please refer to the section on forward-looking statements included in the Company's Form 10-K filed November 17, 1999 with the Securities and Exchange Commission. To learn more about CSP Inc., consult www.cspi.com.

Note to Editors: MODCOMP and ViewMax are registered trademarks of MODCOMP, Inc. All product and company names mentioned herein may be trademarks and/or registered trademarks of their respective companies.

is a subsidiary of CSP Inc

MODCOMP and Aether Partner to Deliver Innovative Wireless and Mobile Business Solutions