ADVISORY/Silicon Access Networks Selected to Present at Next Generation Networks Ventures on April 17, 2001.

Business Editors/High-Tech Writers

ADVISORY...for Tuesday (April 17)

--(BUSINESS WIRE)

Who:      Perry Constantine, founder, president and CEO of Silicon
          Access Networks, a pre-IPO, fabless semiconductor company
          delivering a complete data path chipset platform for
          OC192c/10GbE, scalable to 40Gbit/sec.

What:     Constantine will discuss one of the fastest growing
          industries in the networking space: network processing. As a
          leader in this space, Silicon Access Networks increases time
          to market for network equipment manufacturers by offering a
          complete solution that solves current bandwidth, deep packet
          processing and reliability issues.

Why:      Next Generation Networks (NGN) Ventures, chaired by Dr. John
          M. McQuillan, is focused on the vital role start-ups play in
          defining the landscape of the networking business.  NGN
          Ventures has identified Silicon Access Networks as one of
          the 40 most innovative technology companies positioned to
          take the lead in broadband networking.  With world class
          engineering talent, cutting-edge technologies and a strong
          management team, Silicon Access Networks is noted by NGN
          Ventures as one of these companies poised to challenge
          existing players in the network processing space.

          For additional information, please visit
          www.siliconaccess.com.

Where:    Hyatt Regency, San Francisco Airport
          1333 Bayshore Highway
          San Francisco, CA
          Phone: [phone]

When:     Tuesday, April 17, 2001
          1:45 p.m. PDT