© 2009 Telefónica Investigación y Desarrollo, S.A. Unipersonal TELEFÓNICA I+D Date: 19/01/2010 Content Mediation for Efficient Traffic Distribution Francisco Javier Ramón Salguero Gerardo García de Blas New Network Technologies Telefónica Investigación y Desarrollo

TELEFÓNICA I+D Growing bandwidth needs From machine access to content access Growing proliferation of Internet multimedia content: Traditional contents being transferred to the Internet Surge of prosumers QoE expectations for Internet media approaching to traditional media Slide 2 Consultation Workshop, Brussels, 19th Jan 2010 Content mediation for efficient traffic distribution Rationale

TELEFÓNICA I+D Slide 3 Consultation Workshop, Brussels, 19th Jan 2010 Content mediation for efficient traffic distribution Challenges CURRENT SITUATION Contents are fragmented (variety of platforms & search engines) QoS mechanisms are local and dependant on access technology Multicast is only intra-domain (not Internet-wide) Lack of standards for content distribution Corporate providers: High transaction costs to change CDN Casual publishers (prosumers): High entry barriers for efficient distribution DESIRABLE SITUATION Integrated content space (one platform & search engine… … but multiple retrieval possibilities) End-to-end QoS Multicast available at Internet scale (inter-domain) Internet oriented to content distribution

TELEFÓNICA I+D Content mediation for efficient traffic distribution Requirements Slide 4 Consultation Workshop, Brussels, 19th Jan 2010 USER VIEW: FLEXIBILITY PHYSICAL NETWORK: SCALABILITY & STABILITY IMPLICATIONS: o Maximum BW & Users with minimum cost o Minimum number of IDs and rules (aggregation) IMPLICATIONS: o Interface as simple as possible o Flexible identification o Help to search capabilities o A huge amount of IDs and information (disaggregation) BUILDING BLOCKS: Local QoS & Multicast Evolution of basic network services (DNS, RADIUS, LDAP) Contradiction between both worlds???

TELEFÓNICA I+D Content mediation for efficient traffic distribution Requirements Slide 5 Consultation Workshop, Brussels, 19th Jan 2010 USER VIEW: FLEXIBILITY PHYSICAL NETWORK: SCALABILITY & STABILITY THE COMET CONCEPT Virtualization and new network services to connect both worlds efficiently THE COMET CONCEPT Virtualization and new network services to connect both worlds efficiently Content Mediation Plane Content Forwarding Plane IMPLICATIONS: o Interface as simple as possible o Flexible identification o Help to search capabilities o A huge amount of IDs and information (disaggregation) BUILDING BLOCKS: Local QoS & Multicast Evolution of basic network services (DNS, RADIUS, LDAP) VIRTUALIZATION NEW NETWORK SERVICES Contradiction between both worlds??? IMPLICATIONS: o Maximum BW & Users with minimum cost o Minimum number of IDs and rules (aggregation) EFFICIENT INFRASTRUCTURE

TELEFÓNICA I+D Slide 6 Consultation Workshop, Brussels, 19th Jan 2010 Content mediation for efficient traffic distribution Key points VIRTUALIZATION NEW NETWORK SERVICES SCALABLE & STABLE INFRASTRUCTURE EFFICIENT CONTENT-ORIENTED INTERNET EFFICIENT CONTENT-ORIENTED INTERNET

TELEFÓNICA I+D © 2009 Telefónica Investigación y Desarrollo, S.A. Unipersonal