<PAGE>
EXHIBIT 1
JOINT FILING AGREEMENT
The undersigned acknowledge and agree that the foregoing statement on
Schedule 13D is filed on behalf of each of the undersigned and that all
subsequent amendments to this statement shall be filed on behalf of each of the
undersigned without the necessity of filing additional joint filing agreements.
The undersigned acknowledge that each shall be responsible for the timely filing
of such amendments, and for the completeness and accuracy of the information
concerning it contained therein, but shall not be responsible for the
completeness and accuracy of the information concerning the others, except to
the extent that it knows or has reason to believe that such information is
inaccurate.
This Agreement may be executed in counterparts and each of such
counterparts taken together shall constitute one and the same instrument.
[Signature page follows]
(Page 14 of 15 Pages)
<PAGE>
IN WITNESS WHEREOF, the undersigned have caused this Joint Filing Agreement
to be duly and validly executed as of the date first written above.
Dated: January 2, 2001
GENERAL MOTORS CORPORATION
By: /s/ Warren G. Andersen
________________________________________
Name: Warren G. Andersen
Title: Attorney and Assistant Secretary
Dated: January 2, 2001
HUGHES ELECTRONICS CORPORATION
By: /s/ Roxanne S. Austin
___________________________________
Name: Roxanne S. Austin
Title: Corporate Senior Vice President
and Chief Financial Officer
Dated: January 2, 2001
DIRECTV BROADBAND INC.
By: /s/ Larry D. Hunter
___________________________________
Name: Larry D. Hunter
Title: Vice President
(Page 15 of 15 Pages)
