EXHIBIT 23.1 INDEPENDENT AUDITORS' CONSENT WE CONSENT TO THE INCORPORATION BY REFERENCE IN THIS REGISTRATION STATEMENT OF COM21, INC. ON FORM S-8 OF OUR REPORTS DATED MARCH 26, 2001, APPEARING IN THE ANNUAL REPORT ON FORM 10-K OF COM21, INC. FOR THE YEAR ENDED DECEMBER 31, 2000. /S/ DELOITTE & TOUCHE LLP SAN JOSE, CALIFORNIA NOVEMBER 20, 2001