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Keeping IT align with business is an important task in an agile business environment which is related to change management in software development. We present a methodology and system for changing SOA-based business process implementation. We distinguish two layers: at the design layer processes are modeled in the ontology-based semantic markup language for Web services OWL-S. For execution the processes...
This paper presents a new architecture for content delivery networks (CDN). Whereas current CDN architectures represent proprietary overlay structures, our new architecture is based on open interfaces to allow an arbitrary composition of CDN services and actors supporting a variety of business models. The provision of content access, even in an optimized way, is not sufficient to satisfy future requirements,...
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