EX-99.1 13 f83290exv99w1.txt EXHIBIT 99.1 Exhibit 99.1 CERTIFICATION OF CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 I, Gregory L. Reyes, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that the Quarterly Report of Brocade Communications Systems, Inc. on Form 10-Q for the quarterly period ended July 27, 2002 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that information contained in such Quarterly Report fairly presents in all material respects the financial condition and results of operations of Brocade Communications Systems, Inc. By: /s/ GREGORY L. REYES ------------------------------- Gregory L. Reyes Chairman of the Board and Chief Executive Officer I, Antonio Canova, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that the Quarterly Report of Brocade Communications Systems, Inc. on Form 10-Q for the quarterly period ended July 27, 2002 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that information contained in such Quarterly Report fairly presents in all material respects the financial condition and results of operations of Brocade Communications Systems, Inc. By: /s/ ANTONIO CANOVA ------------------------------- Antonio Canova Vice President, Finance and Chief Financial Officer