[M5 is now Mitel. This profile is being maintained purely for historical and research purposes.]
M5 is a cloud-based enterprise-class phone systems company. The company replaces both the phone system and the telco provider providing customers with one invoice for all services.
The API supports cloud and premise based applications. The API integrates business applications for M5 phone systems. It allows the developers to control or manage the phone systems from a remote location. The phone systems can be from third-party vendors.