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Future Network: Naming and Addressing

Joint ITU-T SG 13 and ISO/JTC1/SC 6 Workshop on “Future Networks Standardization” (Geneva, Switzerland, 11 June 2012). Future Network: Naming and Addressing. Hyun K. Kahng, ISO/IEC JTC1 SC6 Korea University, kahng@korea.ac.kr. Table of contents. Scope References , Definitions

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Future Network: Naming and Addressing

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  1. Joint ITU-T SG 13 and ISO/JTC1/SC 6 Workshop on “Future Networks Standardization”(Geneva, Switzerland, 11 June 2012) Future Network: Naming and Addressing Hyun K. Kahng, ISO/IEC JTC1 SC6 Korea University, kahng@korea.ac.kr

  2. Table of contents • Scope • References , Definitions • Challenges, Problems, Gap Analysis, Requirement • Scenarios to be deployed • Packet Transferring using GA scheme

  3. Scope • Requirements • Problem Statements • Gap analysis • Design Objectives • Technical Challenges • Chronological Scenarios

  4. References • ISO/IEC PDTR 29181-1 • ITU-T E.164 (1997) • ITU-T Y.1241 (2001) • ITU-T Y.2022 (2011) • ITU-T Y.2052 (2008) • ITU-T Y.2091 (2011) • ITU-T Y.2720 (2009) • ITU-T Y.3031 (2012) • IETF draft-ietf-lisp-23

  5. Definitions • Definitions defined in id- LISP-23 • Routing locator (RLOC) • End point Identification (EID) • EID-prefix • End-system • Ingress Tunnel Router (ITR) • Egress Tunnel Router (ETR) • xTR • EID-to-RLOC Database • LISP site

  6. Definitions • Definitions defined in ITU-T Y.2015 • Locator (LOC) • Node ID • ID/LOC mapping storage function • Definitions defined in ITU-T Y.2091 • Address • Identifier • Name

  7. Definitions • Definitions defined in this TR • Geographical Addressing (GA) • Absolute geographical address • Relative geographical address • Geographical Locator (GLOC) • Geographical ID (GID) • End-node/Access-node/Edge network • GA-site • LER Locator Edge Router • LLER Local LER

  8. Problem Statement(1) • Analog NAS: Telecom Network • Digital NAS: Computer Network

  9. Problem Statement(2) • Diffculty In Network Integration • Different addressing formats • Different naming formats, addressing searching, transporting and forwarding. • A huge effort to overhaul the existing network infrastructures

  10. Problem Statement(3) • Technical Limitations • Central Registration Authority • Address Space exhaustion • Address costs • Identifier-locator separation • Routing Table • Vertical Structure • DNS Translation • Data Encryption • Category addresses • Lack Geographic Consideration • No address in native language • No decimal naming system • IPv6 Limitations • New demands on old naming

  11. Gap Analysis(1) • The need for a Clean Slate Design • Current IP-based networks • Deficient structural designs. • Inefficiency in NAS. • Inadequate evolutionary approaches i.e. IPv6 • Redesign IPv6

  12. Gap Analysis(2) • The Gaps • On scalability • On security • On Quality of Service • On Heterogeneity • On Robustness • On customizability • On economic incentives

  13. Requirement(1) • Aspects: • System Requirements • Special NAS requirements • Foreseeing mechanism • Compatibility Requirement • Others

  14. Requirement(2) • System Technical Requirements • System Integrity Requirement • Intersystem Coherence Requirement • Structural Requirement • A network structure mixing virtual Layer-Three circuit switching and Layer-Four Packet switching • Separation of control layer and data layer

  15. Requirement(3)

  16. Requirement(4) • Specific Technical Requirements • Addressing Technical Requirements • Address Format • Separation of ID and Location • Addressing Model • Address Space • Variable Address Length • Address Types • Direct/Emergency/Verification/Geo • Address Selection

  17. Requirements(5) Location represented by relative address Location represented by absolute address • Geographical addressing

  18. Requirements (6) • Geographic Address Structure

  19. Requirements (7) • Geographic Address Structure

  20. Requirement (8) • Address Selection • Fields in Addressing • Addressing type • Mobile/Fixed node flag • Backbone/local flag • Bandwidth • Processor information • VC flag/region/lable • Service type • EID/GID • LOC/GLOC

  21. Requirement (9) • Complementary Technical Requirements • Security Technical Requirement • New Communications Rules To Supplement New NAS • Address Allocation Encryption • Header • Emergency Routing • EXTENSION TECHNICAL REQUIREMENT • EVALUATION AND TEST REQUIREMENT

  22. Scenarios To be Deployed(1) • Near-future scenario • IPv6, • ID/LOC separation • Unified ID • Mid-term or long-term scenario • Geographical addressing using GPS, or Satellite • 3-dimensional routing

  23. Packet Transferring using GA scheme • Definitions • Geographical ETR (GETR) - ELER • Geographical ITR (GITR) - ILER • Access-node - LLER • EID-to-GID database • EID-to-GLOC database • GA-Site

  24. Packet Transferring using GA scheme Transferring packets in backbone network using GA

  25. Packet Transferring using GA scheme Transferring packets in backbone network using GA

  26. Packet Transferring using GA scheme • Transferring packets inside of the edge network using GA • Registration of EID and GID to GITR

  27. Packet Transferring using GA scheme • Transferring packets inside of the edge network using GA • Operations in the mobile access network

  28. Packet Transferring using GA scheme • Transferring packets inside of the edge network using GA • Packet delivery in mobile access network with sub-access networks

  29. Packet Transferring using GA scheme • Transferring packets inside of the edge network using GA • Operations in ad-hoc mobile network

  30. Packet Transferring using GA scheme Transferring packets inside of the edge network using GA

  31. FN-NAS Standardization Plan • MAJOR TASKS IN THE FUTURE • Refine and complete this technical report • Look for and select the best proposal for a general framework on FN-NAS • Standardize the general framework of FN-NAS • Make standards of specific schemes under the general framework of FN-NAS

  32. FN-NAS Standardization Plan • MAJOR TASKS IN THE FUTURE • Make complementary standards or imbedding FN-NAS into Future Network system • Provide NAS assistance to study of Future Network applications • Start work on registration and distribution of numbers and addresses for Future Network • Make a plan for address resources management policies

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