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Exhibit 23.2
CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS
We consent to the reference to our firm under the Caption "Experts" in the
Registration Statement (Form S-3) and related Prospectus of Terayon
Communication Systems, Inc. for the registration of 534,487 shares of its common
stock and to the incorporation by reference therein of our report dated
September 1, 2000, with respect to the financial statements of Mainsail
Networks, Inc. included in Terayon Communication Systems, Inc.'s Current Report
on Form 8-K/A filed on October 18, 2000 with the Securities and Exchange
Commission.
/s/ Ernst & Young LLP
San Jose, California
January 10, 2001
