
<PAGE>   1
<TABLE>
<CAPTION>
CONTACTS:
<S>                                     <C>
Veronique Ondella                       Martine Nadeau
Netergy Networks                        Netergy Networks
(408) 654-0886                          (514) 282-8484, x259
veronique.ondella@netergynet.com
</TABLE>

FOR IMMEDIATE RELEASE


                     NETERGY NETWORKS ANNOUNCES DEPARTURES


SANTA CLARA, Calif., January 23, 2001 -- Netergy Networks, Inc. (Nasdaq: NTRG)
announced today that Robert Habibi has resigned as a member of Netergy's Board
of Directors. In addition, the Company announced that Jean-Luc Calonne, Senior
Vice President for Business Operations and General Manager of the Company's
Montreal office has resigned. Approximately 50 employees of Netergy's Montreal
office have also submitted their resignations.
