Polycom’s former CEO, Mary McDowell, will take the reins at Mitel ... from an on-premises-based PBX provider to a Unified-Communications-as-a-Service (UCaaS) and cloud communications leader.

Avaya, which has been on a mission to shift from its premise-based UC roots to cloud-based solutions, has brought on former Mitel cloud leader Jon Brinton as its new channel chief. Unified ...