By now, a critical mass of ITSPs (Internet telephony service providers) has stampeded into the Cloud. However, effective use of the cloud requires understanding the pitfalls and limitations of that type of infrastructure; for the most part, it was not designed for real-time communications needs, but for the larger "web economy". This presentation will outline some of the pluses and minuses of using mainstream cloud services to deliver VoIP applications, hosted PBX and SIP trunking service, and illuminate some important strategic considerations and KPIs which can have a big impact on cost structure and availability.
