Two-level Content Delivery Two-level Content Delivery System System in PIONIER Optical Network in PIONIER Optical Network for interactive TV services for interactive TV services C C ezary ezary Mazurek Mazurek Poznan Supercomputing and Networking Poznan Supercomputing and Networking Center, Poland Center, Poland [email protected][email protected]
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Two-level Content Delivery System in PIONIER Optical Network for interactive TV services
Two-level Content Delivery System in PIONIER Optical Network for interactive TV services. C ezary Mazurek Poznan Supercomputing and Networking Center, Poland [email protected]. aims at providing LARGE SCALE access to live and on-demand - PowerPoint PPT Presentation
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Two-level Content Delivery System Two-level Content Delivery System in PIONIER Optical Network in PIONIER Optical Network for interactive TV servicesfor interactive TV services
Two-level Content Delivery System Two-level Content Delivery System in PIONIER Optical Network in PIONIER Optical Network for interactive TV servicesfor interactive TV services
CCezaryezary Mazurek Mazurek
Poznan Supercomputing and Networking Center, Poznan Supercomputing and Networking Center, PolandPoland
aims at providing LARGE SCALE access to live and on-demand high quality multimedia streams assuring security and accountability of the service
Project duration:• iTVP Concept & Design
Jun 2003 – Nov 2003• iTVP Platform Model
Dec 2003 – Nov 2004• Integration & Tests
Dec 2004 – Nov 2005• Deployment
Dec 2005 – Nov 2006
Project partnersProject partners
iTVP Platform general overviewiTVP Platform general overview
• Content Provider System
• Content Delivery System
• License Management and Accounting
• Interactive Portal
PIONIER networkPIONIER network
Hierarchicaltwo-level content distribution system
CDS structureCDS structure
• content distribution and delivery
– live, VOD, nVOD
– content replication, migration and removal
• request routing
– allows to direct users to best proxy/cache servers
– supports load balancing
– authentication and authorisation
• monitoring
– system load and status
– critical events identification and logging
– parameters: CPU load, free memory, network interfaces load, discs load and free space,
– active distribution and delivery transactions
CDS core functions (1)CDS core functions (1)
• reporting– active and passive data gathering– provides reports on system usage and errors
• system management– system configuration
– servers management
– startup/shutdown options
– available through management portal
CDS core functions (2)CDS core functions (2)
• Microsoft Windows 2003 Server• Windows Media Services• .NET Framework• .NET Remoting• ASP.NET• WebServices• Microsoft Message Queue
CDS technology overviewCDS technology overview
Features:• based on IP network• component-based architecture• independent from broadband access network technology & operator• supports many content providers• supports end-to-end multimedia delivery chain• worldwide cooperation possible (Poland, GEANT, Abiliene, …)• provides environment for scalable high-quality multimedia services
deployment
Design issues:• scalability & availability• security• authentication and authorization• support for different distribution modes• easy integration with other platform components