BGP
Day 59 — RPKI Route Origin Validation: ROAs, Valid, Invalid and NotFound
1. Opening RPKI Route Origin Validation answers a narrow but powerful question: is the origin AS in this BGP route authorized by the addres...
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Topic
RPKI
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Showing posts with label RPKI. Show all posts
Showing posts with label RPKI. Show all posts
BGP
Day 58 — BGP Roles and the Only-to-Customer (OTC) Attribute
1. Opening Traditional route-leak prevention relies on operators correctly encoding business relationships in policy. RFC 9234 adds a machi...
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BGP
Day 57 — Default-Reject eBGP Policy and RFC 8212
1. Opening An eBGP session without an explicit import or export policy can become an accidental trust boundary. RFC 8212 changes that expec...
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BGP
Day 56 — BGP Route Flap Dampening and Update Stability
1. Opening Route flap dampening was created to protect networks from unstable prefixes repeatedly appearing and disappearing. History showe...
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BGP
Day 55 — BGP Maximum-Prefix Controls and Safe Threshold Design
1. Opening Maximum-prefix is one of the simplest controls that can prevent a peer from overwhelming a routing table or accidentally sending...
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BGP
Day 11 — BGP Aggregation: Summary Routes, ATOMIC_AGGREGATE, AGGREGATOR and the End of AS_SET
Learning objective Create and verify a BGP aggregate from contributing routes, explain the purpose of ATOMIC_AGGREGATE and AGGREGATOR, use ...
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