Brocade and McDATA Stockholders Approve Acquisition

Brocade Communications Systems, Inc. (Nasdaq: BRCD) and McDATA Corporation (Nasdaq: MCDTA/MCDT) today announced that the stockholders of each company have approved Brocade’s proposed acquisition of McDATA at their respective special stockholder meetings held today. Of the approximately 68.53 percent of outstanding Brocade shares that were voted, approximately 98.50 percent were cast in favor of the issuance of Brocade common stock in connection with Brocade's proposed acquisition of McDATA Corporation. Of the approximately 71.23 percent of outstanding McDATA Class A and B shares that were voted, approximately 98.86 percent were cast in favor of the acquisition. Pursuant to the terms of the acquisition agreement, each share of McDATA Class A and B common stock will be exchanged for 0.75 shares of Brocade common stock on the closing of the transaction.

The acquisition is expected to close on Monday, January 29, 2007.

Cautionary Statement

This press release contains statements that are forward-looking in nature, including statements regarding the anticipated completion of Brocade's proposed acquisition of McDATA. These statements are based on current expectations on the date of this press release and involve a number of risks and uncertainties, which may cause actual results to differ significantly from such estimates. The risks include, but are not limited to, the risk that transaction does not close. These and other risks are set forth in more detail in "Item 1A. Risk Factors" in Brocade's Annual Report on Form 10-K for the fiscal year ended October 28, 2006. Brocade does not assume any obligation to update or revise any such forward-looking statements, whether as the result of new developments or otherwise.

About McDATA

McDATA (Nasdaq: MCDTA/MCDT) is the leading provider of data access solutions, helping customers build, globally connect, optimize and centrally manage data infrastructures across SAN, MAN and WAN environments. With nearly 25 years experience developing SAN products, services and solutions, McDATA is the trusted partner in the world's largest data centers, connecting more than two-thirds of all networked data.