EXHIBIT 99.4

FOR IMMEDIATE RELEASE

                   Occam Networks Names New President and CEO

SANTA BARBARA, Calif. - May 20, 2002 - Occam Networks, Inc. (Nasdaq: OCCM),
today announced that Bob Howard-Anderson, senior vice president of product
operations for Occam, has been named acting president and CEO replacing Kumar
Shah. Mr. Shah's on-going relationship with the company is under discussion.
Under Mr. Shah's leadership, Occam Networks closed its merger with Accelerated
Networks, Inc. (formerly Nasdaq: ACCL) on May 14, 2002. The merged company
changed its name to Occam Networks, Inc. on May 15, 2002 and began trading on
Nasdaq today as "OCCM."

     "I am pleased with the overwhelming support we received from shareholders
of Occam and Accelerated Networks for the merger and the subsequent closing last
week of the merger," said Kumar Shah. "This has made Occam an incredibly well
positioned company in the Digital Loop Carrier (DLC) market."

     "Kumar's leadership was important in the closing of the merger with of
Occam and Accelerated Networks and for refining the strategic direction for the
company," stated Steve Krausz, chairman of the Board of Directors of Occam. "On
behalf of the Board of Directors, I want to thank Kumar for successfully
navigating the company through one of the most challenging times in the
telecommunications industry."

About Occam Networks, Inc.

     Occam Networks, Inc. develops and markets a suite of Broadband Loop
Carriers, innovative Ethernet and IP-based loop carrier platforms that enable
incumbent local exchange carriers to profitably deliver a variety of traditional
and packet voice, broadband and IP services from a single, converged all-packet
access network and designs. The Company also markets a complete line of
Integrated Access Devices (IADs), customer premise equipment that provides Local
Area Network (LAN) and legacy voice services to business customers from a
converged access network. Occam is




headquartered in Santa Barbara, Calif. Additional information about the company
can be found at www.occamnetworks.com.
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     Please refer to Accelerated Networks' most recent quarterly report on Form
10-Q, annual report on Form 10-K and other filings with the SEC, including the
S-4 registration statement filed by Accelerated Networks in connection with the
recent merger. These filings contain and identify other important factors that
could cause actual results to differ materially from those contained in any
forward-looking statements.

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Contact:

Press and Trade Analysts                        Investors and Financial Analysts

Daphne Page                                     Tony Rossi
Director, Corporate Communications              FRB for Occam
Occam Networks Inc.                             +1 301 407 6563
+1 805 692 2919                                 trossi@webershandwick.com
dpage@occamnetworks.com