}, 2008 {Telco 2.0} Telco 2.0 {http://www.telco2.net}, 2009 {Blogger} {1999} Pyra Labs (http://www.blogger.com/ {Facebook} {2004} Facebook {http://www.facebook.com/ {YouTube} {2005} You Tube Broadcast Yourself {http://www.youtube.com} {AJAX} Arthur Gittleman: Review of "Foundations of Ajax by Ryan Asleson" athaniel Schutta, APress, 2005, ISBN 1590595823. ACM Queue 4(1): 62 (2006) {RPC} R. Srinivasan, "RPC: Remote Procedure Call Protocol Specification Version 2", IETF RFC 1831, August 1995. {REST} C. Pautasso, O. Zimmermann and F. Leymann, "RESTful Web Services VS. "Big" Web Services: Making the Right Architectural Decision". WWW 2008, April 21-25, 2008, Beijing, China. ACM 978-1-60558-085-2/08/04. {Win Win Consultores} Win Win Consultores {http://www.winwinconsultores.com} Chapter 4 Enabling Service Delivery in Next-Generation Networks toward Service Clouds Anett Schülke and Toshiyuki Misu Contents 4.1 Introduction Service Delivery in Telecommunication Networks 4.2.1 Overview of NGNs 4.2.1.1 NGN Service Stratum 4.2.1.2 NGN Transport Stratum 4.2.2 NGN IMS Service Provisioning and Third-Party Service Access 4.2.2.1 Third-Party Access via OSA/Parlay 4.2.3 Service Broker, Service Capability Interactions, and Service Orchestration 4.2.3.1 Network Service Brokering and Service Capability Interaction Management 4.2.3.2 Service Orchestration Network/IT Convergence: Changing the Service Delivery Methods 4.3.1 Evolving of New Service Delivery Technology for the XaaS Trend 4.3.2 Cloud Computing: IT-Based Service Delivery Business Service Delivery Platforms 4.4 Cloud-Enabled Business Models: New Chances for the Telecommunication Market Acronyms References 4.1 Introduction Creating a service market place characterized by fast time to market, innovation for new services, and a one-stop-shop for service providers and customers has been the desire in the Telecom and Internet market over a decade, exploiting new technolo- gies, business models, and market opportunities. Telecommunication companies struggle to move from large syst