[USR-TC] Looking for TC Cards

Hi, I have a customer who is looking for 2000 Quantity of the following cards: Quad V.34 Analog/Digital Modem NAC Quad V.34 Analog /RS232 with daughter board NIC Does anyone here have a surplus quantity of these cards? Any amount will do, as I know that I'll need to find these from several people. Please reply with details if you can help. Thanks, Kirk