Hybrid Networks & THOMCAST Team to Deliver Complete Fixed Broadband Wireless Package to Service Providers

Alliance Part of Hybrid�s Aggressive Move into International Markets

 SAN JOSE, Calif., July 28, 2000 (PRIMEZONE) – Hybrid
 Networks Inc.(Nasdaq:HYBR), the worldwide leader in MMDS
 fixed broadband wireless Internet-access systems, today
 announced it has formed an alliance with THOMCAST
 Communications Inc. for the delivery of a complete fixed
 broadband wireless package to service providers. Under the
 alliance, THOMCAST's Comwave Division will market Hybrid's
 Series 2000 two-way wireless system as part of an end-to-end
 package that will enable telecommunications companies,
 wireless systems operators and network service providers to
 deliver high-speed Internet-access to their customers.
 "There's a great demand for fixed broadband wireless
 Internet access in international markets," said Michael
 Greenbaum, president and CEO of Hybrid Networks. "The
 formation of the alliance with THOMCAST is part of our
 aggressive push into these markets. THOMCAST is strongly
 positioned in the international arena, and has a reputation
 for quality and technical innovation. With systems deployed
 in 51 markets, an order in hand for market No. 52 and our
 equipment passing Sprint's tests in Phoenix, Ariz., we
 continue to be excited about the opportunities available to
 us in this rapidly growing industry."

 "The alliance between Hybrid and Thomcast represents the
 cooperation of two industry leaders, enabling rapid deployment of
 truly integrated complete end-to-end wireless solutions to our
 domestic and international fixed broadband wireless access
 customers," said Rick Mitchell, vice president of THOMCAST's
 Comwave Wireless Division. "As the worldwide MMDS market leader
 with equipment operational in 70 countries and the Comwave
 'Affinity' Base Station field deployed, including as part of
 Sprint's U.S. high speed internet access roll-out, Thomcast is
 also well positioned to meet the international market's wireless
 broadband access system demands."

 About THOMCAST Communications

 Thomcast, a wholly owned subsidiary of Thomson-CSF, is the
 leading worldwide broadcast products and systems supplier. The
 Comwave Division is the worldwide MMDS market leader for analog,
 digital, and two-way voice/data applications and the pioneer of
 multi-channel television transmission technology and systems.
 Thomcast is a multiple Emmy-Award winner and offers a wide and
 unique product line including radio, television and wireless
 systems, broadcast antenna systems and MPEG digital video
 processing and multimedia distribution systems. Thomcast has
 deployed its systems in 168 countries. Thomcast's worldwide
 presence includes operations in the United States, France,
 Germany and Switzerland.

 For  more information, call (570) 403-5220 or visit

 About Hybrid Networks

 Headquartered in San Jose, Calif., Hybrid Networks Inc. designs,
 develops, manufactures and markets fixed broadband wireless
 systems that enable telecommunications companies, wireless
 systems operators and network service providers to offer
 high-speed Internet access to businesses and residences. Hybrid
 was first to market with proven technology and patented two-way
 wireless products that focus on the MMDS and WCS spectrum in the
 United States and similar spectrum abroad. The company’s
 customers include Sprint, WorldCom, Look Communications and
 Andrew Corp. With systems in place in 51 markets worldwide,
 Hybrid is part of more fixed broadband wireless deployments than
 all of its competitors combined. For more information, call (408)
 323-6215 or visit www.hybrid.com.

 Some of the statements in this news release are
 forward-looking statements, and we caution our stockholders
 and others that these statements involve certain risks and
 uncertainties, including risks and uncertainties about
 whether Hybrid in the future will be able to maintain its
 leadership position in the fixed broadband wireless systems
 market. Factors that may cause actual results to differ from
 results expected or inferred from these statements include,
 but are not limited to, existing product roll outs or new
 product development not proceeding as currently anticipated,
 the effects of competitive products and pricing, economic
 and political conditions that may impact customers' ability
 to fund purchases of our products and services, end-use
 demands for wireless communication services and other
 business factors. For information regarding these risks and
 other related risks, see the "Risk Factors" section of
 Hybrid's annual report for 1999 on Form 10-K on file with
 the SEC.


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