4. The network used to be a graph (nodes and links) Routing packets into a net D Poisson Law A Markov Chain 1/6/2011 Michel Riguidel, Paris 4
5. 3D environments Ubiquitous computing Porous media (permeability laws) Ambient Intelligence Pervasivity Omnipresence and mobility Reconfiguration and adaptivity Heterogeneous geometry Core network Capillarity at the periphery Flows Multiphasic voice, data, video 1/6/2011 Michel Riguidel, Paris 5 Darcy
6. The network is thickening and lumpy 1/6/2011 6 Michel Riguidel, Paris Heavier Interactions between the ICT functions
8. Fragmentation of Internet into Autonomous Systems 1/6/2011 Michel Riguidel, Paris 8 Internet Peering and Transit - Protocol BGP Fix networks between telecom operators Protocol IP
9. A hierarchical and centralized Internet 1/6/2011 Michel Riguidel, Paris 9 12 500 AS 760 000 IP adresses
10. Expansion of the Universe / Concentration of Internet 1/6/2011 Michel Riguidel, Paris 10 Hegemonic Governance of Internet: Control Loss of information circulation & digital heritage 2005 2007
11. ICT: a flower with 3 petals Computation Storage Communication 1/6/2011 11 Michel Riguidel, Paris
12. A Darwinian ecosystem The principle of variation how “copies” of an entity differ from one another (duplicated clones end up being modified) how entities in competition differentiate themselves from each other. The principle of adaptation products or copies that are the best adapted to their niche survive and find greater deployment The principle of heredity (or of descent) which posits that advantageous characteristics in a line of products, an architectural family or a conceptual philosophy are transmitted as a hereditary characteristic (with ascendant compatibility) => in IT, crucial questions of interfaces interoperability more than excellence in the private parts 1/6/2011 12 Michel Riguidel, Paris
13. Internet, a network of networks Invasion of monochromic interconnection 1/6/2011 13 Michel Riguidel, Paris
14. A network: a field of colorful flowers 1/6/2011 14 Michel Riguidel, Paris
15. Michel Riguidel, Paris 15 Digital hybrid urbanization :Holistic future Internet or Balkanization of networks No more monochromic, mono-technology security Current Internet WDM-IPv4-IPv6-MPLS Post-Beyond 3-4G Services Hooked to several infrastructures Internet of Things Galileo-GPS-Glonass - Beidu Clock and Position 1/6/2011
16. Regionalization of the digital sky 1/6/2011 16 Michel Riguidel, Paris The dominance of the date & hour and of mobility of persons & material & intangible objects GPS Glonass Beidu Galileo
17. The engines of evolutionPrinciples for progress in IT The principle of enrichment The principle of imitation The principle of separation The principle of fragmentation The principle of plasticity The principle of action and reaction 1/6/2011 17 Michel Riguidel, Paris
18. The mechanism of IT developments The condition of the emergence of new paradigms New needsEnrichmentby abstractionComplexification Need for flexibilityEvolution by fragmentationModularity Conceptual leapwith need ofdegree of freedom 1 2 3 Thickening Fragmentation New Model The metamorphosisoperates with slack 1/6/2011 18 Michel Riguidel, Paris
19. Loosening :metamorphosis of paradigms requires a bit of slack J Von Neumann Architecture of a computer 1/6/2011 Michel Riguidel, Paris 19 To ease up, to leave in a bit of slack into the structures
20. Tears of the Web The single whiteboard (1985) Web pages (1991)Syndication of flows Web 2.0 (2006) Copernican Web (2015?) with geography and history Deepening and widening Web : Wide Electronic Board 1/6/2011 20 Michel Riguidel, Paris
21. Cryptography Symmetric Asymmetric Next Generation The single key has been broken + Prime Numbers Other Keys + new mathematical approach Quantum Communications 1/6/2011 21 Michel Riguidel, Paris
22. Scansions in IT : accordion-like movements distribution concentration Serveur farm at Amazon Actio-reactioprinciple Arial view of Google’s farms 1/6/2011 22 Michel Riguidel, Paris
23. The Internet & the anti-Internet Networked applications & architectures=> horizontality Cloud Computing: “time sharing and batch processing ” of yore => network-agnostic Tunneled Session 1/6/2011 23 Michel Riguidel, Paris
31. Virtualisation Juggling with entities of different orders to erase the rough forms and reduce complexity: a view from multiple perspectives and granularities Local View Angle Global 1/6/2011 27 Michel Riguidel, Paris
32. The narrow approach of juxtaposed virtualizations 1/6/2011 28 Michel Riguidel, Paris
34. Evolution of computer languages:complexification of abstract typing 1/6/2011 Michel Riguidel, Paris 1965 1958 1955 1986 1992 Pointers: Notions of objects autonomous dynamic Programs Pointers: Static, heterogeneous Structures Lists : Organization of the memory in chains Floatings, Integers: Independent in the memory Dennis M. Ritchie Bjarne Stroustrup John Mac Carthy John Backus C Lisp C++ Java Fortran 30
35. Evolution of Networks: history repeats itselfcomplexification of abstract typing links 1/6/2011 31 2020-2030 2010-2020 2000-2010 1960-2000 Ecosystem 3D Fluid, Plastic Games and rules Between different players porous media History Ubiquitous ICT Plate 2D Statistics on links Topology (P2P) Flow of content Geography Traditional networks Graphs Of nodes and links Waiting Lists, Poisson, Markov A programmable 3D space dynamic, semantic programmable Architecture Michel Riguidel, Paris
36. The engine of network research :towards a new simple markup language Application Layer Intelligent, rich and free Layer 20 Years Simple, efficient Layer Network Layer Data Link Layer 1/6/2011 32 Michel Riguidel, Paris
37. Perspective of networks:more flexibility in syntax & semantics Sophisticated Markup Language XML, HTML, HTML5 10 – 20 years IP, Ethernet, MPLS with tags, not independent but forming a language Simple Markup Language 1/6/2011 33 Michel Riguidel, Paris
38. VirtualPeer-to-VirtualPeer Structuresin the future 1/6/2011 34 Michel Riguidel, Paris Pieces of chess: Virtual entities on the network with their own routing rules Entities are discovering recognizing each other Security is included within each piece Chessboard: Current Internet Tiered Abstractions at the level of the virtual entities : Towards a new network language? Compiled addressing ? Towards a new differentiated & hierarchical routing ? Compiled or interpreted routing?
39. Virtuosity of skill (fingering)versus rhythmic Flow of sounds Exploration of new Piano keyboard technology around 1830 Exploration of new harmonies around 1915 Claude Debussy : Book I , Study n°6, footsteps on the snow 1/6/2011 35 Michel Riguidel, Paris F Chopin (1810-1849) C Debussy (1862-1918)
