CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Westell Technologies, Inc. (the "Company") on Form 10-Q for the fiscal period ending December 31, 2003 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), the undersigned Chief Executive Officer and Chief Financial Officer of the Company, certify, pursuant to 18 U.S.C. ss. 1350, as adopted pursuant to ss. 906 of the Sarbanes-Oxley Act of 2002, that based on their knowledge: (1) The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and (2) The information contained in the Report fairly presents, in all material respects, the financial condition and result of operations of the Company as of and for the periods covered in the Report. /s/ E. Van Cullens - ----------------------------- E. Van Cullens Chief Executive Officer February 12, 2004 /s/ Nicholas C. Hindman, Sr. - ----------------------------- Nicholas C. Hindman, Sr. Chief Financial Officer February 12, 2004