Is the Zipweb Cloud PBX product developed in-house?

Is the Zipweb Cloud PBX product developed in-house?

Zipweb has designed an internal VoIP solution that is based on a Commercial Carrier Grade Class 4/5 Switch and is housed in a redundant environment with no single points of failure. Zipweb’s implementation is based on a chain of telecommunications carriers, which enables us to guarantee a 99.999 percent service level agreement (SLA) and full redundancy to our customers.