<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>f658758kex99-1.txt
<DESCRIPTION>EXHIBIT 99.1
<TEXT>

<PAGE>   1

PRESS CONTACT:                                       INVESTOR RELATIONS CONTACT:
Jeanette Gibson                                      Roberta De Tata
Cisco Systems, Inc.                                  Cisco Systems, Inc.
(408) 525-8965                                       (408) 527-6388
jegibson@cisco.com                                   rdetata@cisco.com

ANALYST RELATIONS CONTACT:
Art Rangel
Cisco Systems, Inc.
(408) 853-5705
arangel@cisco.com


                  CISCO SYSTEMS COMPLETES ACQUISITION OF HYNEX

     SAN JOSE, Calif., September 21, 2000 -- Cisco Systems, Inc., today
announced it has completed the acquisition of HyNEX of Shefayim, Israel.

     On June 5, 2000, Cisco announced a definitive agreement to acquire HyNEX, a
leading developer of intelligent access devices for ATM network providers. This
acquisition is being accounted for using purchase accounting.

ABOUT CISCO SYSTEMS

     Cisco Systems, Inc. (NASDAQ: CSCO) is the worldwide leader in networking
for the Internet. News and information are available at www.cisco.com.

                                      # # #

Cisco, Cisco Systems, and the Cisco Systems logo are registered trademarks of
Cisco Systems, Inc. and/or its affiliates in the U.S. and certain other
countries. All other trademarks mentioned in this document are the property of
their respective owners.
</TEXT>
</DOCUMENT>