BigBand Networks Provides Infrastructure for Adelphia VoIP Launch

Fifth largest cable operator utilizes BigBand Cuda CMTS and BigBand

FastFlow(R) broadband provisioning manager

Jul 18, 2005, 01:00 ET from BigBand Networks, Inc.

    REDWOOD CITY, Calif., July 18 /PRNewswire/ -- BigBand Networks, Inc., a
 leading provider of network platforms for video, voice and data services,
 today announced that its hardware and software infrastructure is being tested
 by Adelphia Communications Corporation (OTC: ADELQ) for VoIP (voice over IP)
 service launches. The operator is using the BigBand Cuda(R) CMTS (cable modem
 termination system) to route and process signals, and BigBand FastFlow(R)
 broadband provisioning manager to establish and manage subscriber voice
     (Logo: )
     "BigBand Cuda and BigBand FastFlow have been proven solutions for Adelphia
 Communications' high speed data services, and we have confidence in their
 providing the reliability, scalability and functionality required to deliver
 VoIP to our subscribers," said Adelphia CTO Marwan Fawaz.
     A DOCSIS 2.0 qualified platform, the BigBand Cuda CMTS is designed to
 maximize reliability of delivering VoIP and other real-time content through
 features like a passive backplane that automatically switches to redundant
 resources when required and robust RF signaling for delivery in multiple plant
 conditions. BigBand FastFlow is designed to detect the presence and
 configuration of subscriber devices, including media terminal adapters used to
 access VoIP, and automatically provide required configuration data within
 operator information systems, limiting the potential for errors through manual
 data entry.
     "Adelphia's selection of the BigBand platforms for VoIP underscores the
 operator's emergence as a cable industry technology leader," said Amir
 Bassan-Eskenazi, president and CEO of BigBand Networks. "Adelphia is taking
 advantage of the BigBand Cuda's robustness and BigBand FastFlow's intelligent
 functionality to enhance cost effectiveness and subscriber satisfaction from
     BigBand Networks, Inc. designs, manufactures, sells and supports platforms
 for broadband multimedia services. These platforms are built on open
 technologies uniquely capable of communicating and processing video, voice and
 data for best delivery throughout networks. As a result, network operators can
 cost-effectively expand revenue-generating offerings of rich content and
 advanced, interactive services. Services supported by BigBand Networks'
 platforms include high-speed data, voice over IP, digital broadcast
 television, HDTV, transport of high quality video, local advertising, VOD and
 iTV. The company's customers include seven of the top ten North American cable
 operators. BigBand Networks is based in Redwood City, CA. For more information
 on BigBand Networks, please visit
     About Adelphia
     Adelphia Communications Corporation (OTC: ADELQ) is the fifth-largest
 cable television company in the country. It serves customers in 31 states and
 Puerto Rico, and offers analog and digital video services, high-speed Internet
 access and other advanced services over Adelphia's broadband networks.
     BigBand Networks, Cuda, FastFlow and other brand and product names are
 service marks, trademarks or registered trademarks of BigBand Networks, Inc.
 in the United States and other countries. All other marks are the property of
 their respective owners.

SOURCE BigBand Networks, Inc.