BGP Best Path Criteria

Updated from Cisco 360 Workshop 1 Vol.1

1. Highest weight(default=0)

2. Highest local preference(default=100)

3. Locally originated(Next hop:0.0.0.0, weight=32768)

4. Shortest AS path length

5. Lowest origin code(IGP < EGP < incomplete)

6. Lowest MED(default=0)

7. EBGP over IBGP

8. If internal, prefer path with lowest IGP metric to next hop

9. If external, consider multipath (NEW!)

10. If external, prefer old one

11. Lowest router ID or originator ID

12. Minimum cluster list length (NEW!)

13. Lowest neighbor address