Exhibit 23.2





                       CONSENT OF INDEPENDENT ACCOUNTANTS


We consent to the incorporation by reference in the Registration Statement (Form
S-8)  pertaining to the 1992 Director  Stock Option Plan and the Employee  Stock
Purchase  Plan of VTEL  Corporation  of our report  dated  August 25,  2000 with
respect  to the  consolidated  financial  statements  of  VTEL  Corporation  and
Subsidiaries  included in its Annual  Report (Form 10-K) for the year ended July
31, 2000, filed with the Securities and Exchange Commission.



Austin, Texas                                   /s/ Ernst & Young LLP
June 29, 2001
                                                Ernst & Young LLP