PBX Compatibility Matrix

Cisco
Revolution
CUCM 15.x
2025.1.0 & up
CUCM 14.x
2021.4.0 & up
CUCM 12.x
2019.4.0 & up
Mitel
MiVoice Office 250
2020.2.0 & up
MiVoice Connect R19.3 SP-2 & up
2019.4.0 & up
MiVoice Business 9.4 & up
2019.4.0 & up
Avaya
IP Office 9.x
2019.4.0 & up
Avaya Aura 6x – 7x
2019.4.0 & up
SIP or Cloud Based PBX
Ring Central
2019.4.0 & up
3CX
2019.4.0 & up
CallSprout
2019.4.0 & up
GoTo  Connect
2019.4.0 & up
Webex Calling
2021.4.0 & up
Zoom
2021.4.0 & up
MS Teams Calling
2024.1.0 & up

* Legacy Software – End of Sale & Support
** Requires a supported version of CUCM
X = Not Compatible