Date Added: Jul 2011
Cloud computing raises many issues about Virtualization and Service-Oriented Architecture (SOA). Topics to be addressed regarding services in Cloud computing environment include contractualization, monitoring, management, and autonomic management. Cloud computing, promotes a "Pay-per-use" business model. This business model should enable to reduce costs but requires flexible services than can be adapted to load fluctuations. This paper is conducted in the European CELTIC Servery cooperative research project, which deals about a telecommunication services marketplace platform. The Servery project focuses amongst others on the self-scaling capability of Telco services in a cloud environment.