A Study of BGP Origin AS Changes and Partial Connectivity

10/18/01


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Table of Contents

A Study of BGP Origin AS Changes and Partial Connectivity

Goals

Origin AS Changes

IRR: Simple Way to Detect Incorrect Origins?

Origin Changes: Methodology

Classification of Origin Changes

Glossary for Short-Lived Changes

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9/11, As Seen by Origin Changes

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Some Examples of Misconfigurations

Reachability Test

Reachability Test: Possible Results

Reachability Test: Initial Results

Partial Connectivity

Partial Connectivity: Methodology

Partial Connectivity: Results

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Conclusions

Author: CSE