BGP Filter Guides

RPKI

RPKI FAQ at NLNetLabs

Bogon ASN filtering

Rejecting routes which have a Bogon ASN anywhere in the AS_PATH: bogon_asn.

Bogon Prefix filtering

Rejecting routes which are bogons: bogon_prefixes.

No Small Prefix filtering

Rejecting routes which have small prefixes: No Small Prefixes.

Filter Long AS Paths

Rejecting routes which have very long AS Paths: No Long AS Paths.

Filter Known Transit Networks in AS Paths

Rejecting routes which contain known Transit Networks in the AS Path: No Known Transit in AS_Path.

Remainder Accept term

A Remainder accept term with BGP communities and a local-preference: Remainder accept term.

Supporting GRACEFUL_SHUTDOWN

How to facilitate the graceful shutdown of BGP sessions: Graceful Shutdown.