AURORA, IL, Aug. 5, 2004 - Westell Technologies, Inc., (NASDAQ: WSTL), a leading provider of broadband/DSL access products, gateways and conferencing services, announced today that it has signed a new technology development agreement with Mitel, a leading provider of IP business communications solutions. The companies have agreed to jointly develop advanced multimedia access devices enabling voice, video and data to be communicated in an integrated manner using DSL broadband technology.

The agreement defines how Westell and Mitel will integrate their core technologies targeting customers worldwide seeking to use or offer converged services. This agreement enhances Westell's ability to expand its development of new broadband products.

In addition, the agreement permits Westell to integrate some of Mitel's industry-leading IP telephony solutions with Westell's broadband access platforms to help enable Westell to offer innovative products to the service provider and business communities. The agreement offers Mitel the ability to market an access product that integrates voice, video, data and DSL.

The Westell-Mitel agreement has already produced a new product development deal. Westell and Mitel will deliver a multimedia access device integrating voice, video, data, WiFi and DSL into a single product. This new integrated access device will address both the enterprise and residential consumer markets. Under customer contract terms, the U.S.-based service provider that awarded the contract cannot be disclosed at this time.

"This product development deal and the Mitel agreement exemplify Westell's decision to seek strategic partnerships and investments to expand our capabilities as a premier supplier to leading service providers," said Van Cullens, Westell President and CEO. "We are excited about the Mitel partnership and all of the synergy that we expect it to bring. As the broadband market continues to evolve, we believe that our combined experience, technology and market knowledge will strengthen Westell's ability to bring to our customers best-in-class solutions on a timely basis," he added.

"Mitel has built a strong reputation for designing and developing IP phones, appliances and software applications that integrate traditional, new and emerging forms of communications through highly intuitive human interfaces," said Paul Butcher, President and COO, Mitel. "This development agreement with Westell clearly marks yet another step forward in Mitel's commitment to excellence in offering enterprise customers and service providers VoIP solutions and products that deliver unprecedented functionality and services to the end user."

About Mitel
Mitel is a market-leader for voice, video, and data convergence over broadband networks. With a focus on the user experience, the company delivers advanced communications solutions that are easily customized for individual business needs. Through intuitive desktop appliances and applications, businesses are provided with innovative ways to manage information and resources. Vertical markets benefit from integrated solutions that protect existing investments, while enabling new ways to be more cost effective and productive. Mitel is headquartered in Ottawa, Canada with offices, partners, and resellers worldwide. For more information please visit www.mitel.com

About Westell
Westell Technologies, Inc. (NASDAQ: WSTL) headquartered in Aurora, Illinois is a Tier-1 provider of intelligent, carrier-class broadband access products, manufactured using a TL9000 registered quality management system. Westell offers high-speed broadband/DSL and VoIP technology products for carriers, service providers and business enterprises around the world.

ConferencePlus, a Westell subsidiary, offers conferencing services including voice, video, and IP data conferencing, to carriers and multi-national corporations throughout the world. For more information visit www.westell.com.

“Safe Harbor” statement under the Private Securities Litigation Reform Act 1995:
Certain statements contained herein including, without limitation, statements containing the words "believe," “on track, “ "anticipate," “focus,” “should,” “committed” "expect," "estimate", "await," "continue," "intend," “may,” “will,” “should,” and similar expressions are forward looking statements that involve risks and uncertainties. These risks include, but are not limited to, product demand and market acceptance risks, need for financing, the economic downturn in the U.S. economy and telecom market, the impact of competitive products or technologies, competitive pricing pressures, product development, excess and obsolete inventory due to new product development, commercialization and technological delays or difficulties (including delays or difficulties in developing, producing, testing and selling new products and technologies), the effect of Westell’s accounting policies, the need for additional capital, the effect of economic conditions and trade, legal social and economic risks (such as import, licensing and trade restrictions) and other risks more fully described in Westell’s Annual Report on Form 10-K for the fiscal year ended March 31, 2004 under the section “Risk Factors”. Westell undertakes no obligation to release publicly the result of any revisions to these forward looking statements that may be made to reflect events or circumstances after the date hereof or to reflect the occurrence of unanticipated events.