Addressing prefix reachability issues
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Addressing Prefix Reachability Issues. Frank Salanitri Project & Systems Services Manager, APNIC. Overview. Background The problem APNIC Resource Quality Assurance Scope Challenges Strategy. Background. IP address gets filtered for various reasons Bogon Bad behaviour

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Addressing prefix reachability issues

Addressing Prefix Reachability Issues

Frank Salanitri

Project & Systems Services Manager, APNIC


Overview
Overview

  • Background

  • The problem

  • APNIC Resource Quality Assurance

    • Scope

    • Challenges

    • Strategy


Background
Background

  • IP address gets filtered for various reasons

    • Bogon

    • Bad behaviour

    • Security/access policies

  • Most prevalent form of IP address filters

    • Route filtering

    • Application filtering, esp. Mail

    • Firewall filtering


The problem
The Problem

  • Legitimate internet traffic fails to reach the destination due to:

    • Outdated filters

    • Outdated black list / bogon list reference

  • RIR blamed for allocating ‘bad’ blocks

    • Situation worsens as IPv4 depletes

      • More bad blocks get uncovered

      • Prefix gets recycled


Apnic resource quality assurance
APNIC Resource Quality Assurance

  • APNIC: more proactive, long-term strategy

  • Combined effort

    • Collaboration

    • Education

    • Whois Database quality

    • Establish procedures for prefix testing and filter removal


Rqa strategy
RQA Strategy

  • Community awareness campaign

  • Build relationships with reputable organizations that maintain bogon/black list

  • Keep the Whois Database accurate

    • Actively remind resource holders to update their data



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