AI, ML, Development + Cisco Learning Blog Learning about Machine Learning, Artificial Intelligence, related devlopment topics and formerly Routing and Switching, Datacenter, Security and other topics, CCIE #23664, Frank Wagner

1. September 2006

BGP decision process

Filed under: BGP — ocsic @ 13:25

BGP decision process

1. Weight check, highest
2. Local preference check, highest
3. Local route check.
4. AS path length check, shortest
5. Origin check, lowest, 0, 1, 2
6. MED check, lowest
7. prefer EBGP over IBGP Patch
8. Prefer the path to the closest IBGP neighbor
9. prefer the oldest route for EBGP paths

10. prefer the lowest BGP neighbor ID

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