EXHIBIT 23.1

                         Consent Of Independent Auditors

We consent to the incorporation by reference in the Registration Statement (Form
S-8 Nos.  333-77733)  pertaining to the VTEL  Corporation  1998 Restricted Stock
Plan, the Registration Statement (Form S-8 No. 333-44533) pertaining to the VTEL
Corporation  401(k) Plan, the  Registration  Statement (Form S-8 No.  333-48885)
pertaining  to the  VTEL  Corporation  1992  Director  Stock  Option  Plan,  the
Registration   Statement  (Form  S-8  No.  333-28499)  pertaining  to  the  VTEL
Corporation 1996 Stock Option Plan and the Registration  Statement (Form S-8 No.
33-51822)  pertaining  to the VTEL  Corporation  1989 Stock Option Plan,  of our
report  dated  August  25,  2000,  with  respect to the  consolidated  financial
statements and schedule of VTEL Corporation  included in the Annual Report (Form
10-K) for the year ended July 31, 2000.

                                                            /s/Ernst & Young LLP
                                                            --------------------

Austin, Texas
October 24, 2000