After lecturing on SOA concepts, Architecture and Technology, I present Case Studies . While presenting Case Studies , I ask my students: "Why many Case Studies and Success Stories are from the Telco industry?" Usually they do not provide a good answer to the good question. It is a good question because the answer is based upon Business dimension, Technology dimension and the relationship between the two dimensions. Why SOA implementation is necessary for Traditional Telco Service Companies? For many years, Traditional Telco companies revenues were based upon telephone calls billing. In USA Bell Labs was split to Baby Bells. In other countries these companies were Monopolies or Duopolies . Due to lack of competition, their revenues were high. When Voice over IP matured they found a lot cheaper competition such as Skype . When someone traveled to other countries, he called his family in his home country. The Telco service providers earn...
Blog on SOA, Cloud Computing and other IT architectural issues, technologies and trends.