Ditech Communications Corporation is a global telecommunications equipment supplier for voice and optical networks. Ditech's voice products are high-capacity echo cancellers that utilize advanced software and digital signal processor (DSP) technology. This unique combination of software and hardware allows Ditech to deliver Voice Quality of Service (VQoS™), a robust and cost-effective solution for voice enhancement (including noise reduction) and echo cancellation. Ditech also develops and markets optical subsystems and systems communications products. Ditech's optical subsystem products include optical amplifiers, transponders and network management products that enable service providers to cost-effectively expand and extend the reach of fiber optic networks. Ditech (DITC) is listed on the Nasdaq National Market and is headquartered in Mountain View, California (web site: http://redirect.aecdaily.com/s4893/www.ditechcom.com). Ditech is also developing and marketing its Titanium optical transport system product through its subsidiary, Altamar Networks (http://redirect.aecdaily.com/s4893/www.altamar.com).