BGP
Topic 10 of 26. 0 questions:
What this topic covers
- why BGP and what an AS is
- eBGP vs iBGP
- neighbor states
- TCP 179
- iBGP full mesh and its split horizon rule
- route reflectors
- confederations
- next-hop-self
- path attributes well-known and optional
- best path selection order
- weight vs local preference vs AS path vs MED
- influencing inbound vs outbound traffic
- AS path prepending
- communities including well-known ones
- multihoming to two ISPs
- default routes in BGP
- filtering with prefix lists and AS path ACLs
- soft reconfiguration and route refresh
- timers and BFD
- eBGP multihop
- private AS numbers
- RPKI
- hijacks and route leaks
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