The following is a list of brands that we buy...

Nortel
Avaya
Cisco
Comdial
ADC Telecommunications
Adtran
AFC
ALCATEL
Allied Telesyn
AT&T
Lucent
Mitel
Polycom
Samsung
Siemens
SpectraLink
Tadiran
Tellabs
Telrad Networks
Motorola
Pairgain
Panasonic
Plantronics
TIE/Nitsuko
Toshiba
Trillium
Vodavi
NEC
Dialogic
Executone
Fujitsu
Inter-Tel
Iwatsu
Kentrox
Dialogic