"UCaaS is all about the services and [Derrell ... who brings more than 30 years of experience to the company. James was at Avaya for nearly three years, according to his LinkedIn profile.

based company in October signed a game-changing $500 million deal with RingCentral that gave premise-based UC giant Avaya a much-needed UC-as-a-Service (UCaaS) offering using RingCentral's technology.