Page 20 of 74 Pages
EXHIBIT B
JOINT FILING AGREEMENT
The undersigned hereby agree that the statement on Schedule 13D with
respect to the Common Stock of QS Communications AG dated April 27, 2000 is, and
any amendments thereto signed by each of the undersigned shall be, filed on
behalf of each of us pursuant to and in accordance with the provisions of Rule
13d-1(f) under the Securities Exchange Act of 1934.
Date: April 27, 2000
XXXXX QSC COINVESTORS, L.P.
By: Xxxxx Communications Fund, L.P.
Attorney-in-Fact
By: Xxxxx Capital Partners, LLC
Its General Partner
By: /S/ XXXX X. XXXXX
--------------------------
Xxxx X. Xxxxx
Manager
XXXXX QSC COINVESTORS, L.P.
By: Xxxxx Communications Fund, L.P.
Attorney-in-Fact
By: Xxxxx Capital Partners, LLC
Its General Partner
By: /S/ XXXX X. XXXXX
--------------------------
Xxxx X. Xxxxx
Manager
XXXXX COMMUNICATIONS FUND, L.P.
By: Xxxxx Capital Partners, LLC
Its General Partner
By: /S/ XXXX X. XXXXX
-----------------------------------
Xxxx X. Xxxxx
Manager
Page 21 of 74 Pages
XXXXX CAPITAL PARTNERS, LLC
By: /S/ XXXX X. XXXXX
--------------------------
Xxxx X. Xxxxx
Manager
XXXX X. XXXXX
/S/ XXXX X. XXXXX
__________________________________________________
XXXXXX XXXXX
/S/ XXXXXX XXXXX
__________________________________________________