Technology - IP Routing & Addressing Crisis 4 - Goals and BGP Solutions


We summarise the interrelated problems of routing and addressing and discuss the draft goals of the Internet Research Task Force’s Routing Research Group. We discuss other working groups and organisations who are working towards a new routing and addressing architecture. We also discuss the major proposals for improving the BGP protocol and the performance of the BGP routing system.

Table of Contents

  • 1. Synopsis
  • 2. Introduction
  • 3. IAB, IETF, IRTF and other organisations
    • 3.1 IETF RAM list
    • 3.2 IETF working groups
      • 3.2.1 Rough consensus
      • 3.2.2 Shim6 WG
      • 3.2.3 HIP WG
    • 3.3 Inter-Domain Routing WG
    • 3.4 IRTF Routing Research Group
    • 3.5 IETF Routing and Addressing Directorate (RADIR)
  • 4. Goals and solutions
    • 4.1 Inter-related problems
    • 4.2 Routing Research Group design goals
      • 4.2.1 Required goals
      • 4.2.2 Strongly desired goals
      • 4.2.3 Desired goals
    • 4.3 RADIR Problem Statement
    • 4.4
  • 5. Improving BGP
    • 5.1 Alternatives and extensions to BGP
    • 5.2 BGP the limiting factor
    • 5.3 BGP is already highly optimised
      • 5.3.1 Minimising the information each router must acquire
      • 5.3.2 Reducing the size of each ‘best route’ message
    • 5.4 Flap Damping
    • 5.5 Path Length Damping
    • 5.6 Root Cause Notification (RCN)
    • 5.7 Hybrid Link-state vector Protocol (HLP)
    • 5.8 Core-Router Integrated Overlay (CRIO)
    • 5.9 Differentiated updates
  • 6. Related reports

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Number of pages 15

Status Archived

Last updated 12 Dec 2007
Update History

Analyst: Robin Whittle

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