ADC Telecommunications
Adtran
Agilent / HP
Alcatel Network Systems
Andrew
Corporation
Argus Technologies
Bay Networks
C&D Technologies
Carrier Access
Charles Industries/Wecom
Ciena
Cisco Systems
Ditech
DSC
Eastern Research
Emerson
Ericsson

Foundry Networks
Fujitsu
Harris
Hendry
Huawei
Juniper Networks
Kentrox
Lorain
Lucent Technologies
Marconi
Motorola
NEC
Newbrdige Networks
NOKIA
NoranTel Communications
Nortel Networks

PECO II
Proxim
Radiowaves
Reltec
Riverstone Networks
Seimens
Server Technology
Stratex Networks
Sun Microsystems
Textronix
Telco Systems
Telesciences
Telect
Tellabs
Teradyne Telecommunications
Verilink
Westell