3Com  
3Com NBX/VCX
 
ADTRAN  
ADTRAN NetVanta 7100
 
Aastra  
Aastra OpenCom 130/150, 510
Aastra Ascotel Intelligate A150, A300, 2025, 2045
Aastra OpenCom X320
Aastra/Ericsson Business Phone + M600 GW
Aastra/Ericsson MD Evolution
Aastra/Ericsson MX ONE
Aastra Clearspan
Aastra 400/415/430
 
Alcatel-Lucent  
Alcatel-Lucent OmniPCX
 
Asterisk  
Asterisk
Asterisk TrixBox
Asterisk Elastix
Asterisk Piaf
Asterisk Xivo
Asterisk Scoopserve
Asterisk PBXware
 
Auerswald  
Auerswald COMpact 5020 VoIP
 
Avaya  
Avaya Aura SM
Avaya CM/SES
Avaya Quick Edition
Avaya IP Office
 
Broadsoft  
Broadsoft Broadworks
 
Cisco  
Cisco CCM, CUCM, CME, UC 500
 
Clear Access  
Clear Access EG30WV
 
Dialogic  
Dialogic DMG 1000/2000
Dialogic IMG
 
Gigaset  
DX800A
T500 PRO
T300 PRO
 
GrandStream  
Grandstream GXE
 
Innovaphone  
Innovaphone PBX
 
Iwatsu  
Iwatsu ECS
 
LG  
Ericsson-LG iPECS
Ericsson-LG IPLDK-20
 
Microsoft  
Microsoft OCS 2007/Lync 2010
Microsoft Exchange UM
 
Mitel  
Mitel 3300 ICP (CX, CXi, MXe)
 
NEC  
NEC Sphericall
NEC SV8100
 
Nortel  
Nortel BCM
Nortel SCS 500
 
Objectworld  
Objectworld UC Server
 
Panasonic  
Panasonic KX-TDA15, 30, TDE-100, KX-NCP500/1000
 
Patton  
Patton SmartNode
 
Pingtel  
Pingtel SIPxchange ECS
 
SIPxchange  
SIPxchange
 
Samsung  
Samsung OS7000 Series
 
ShoreTel  
ShoreTel ShoreGear
 
Siemens  
Siemens OpenOffice MX V3
Siemens OpenOffice ME
 
Tadiran  
Tadiran Coral IPx
 
Unify  
Unify OpenScape Business
 
Vertical  
Vertical Xcelerator IP
 
Zultys  
Zultys MX250
 
eZuce  
eZuce openUC