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RPKI in the real world: using MaxLength
From: Alex Band <alexb () ripe net>
Date: Wed, 20 Apr 2011 10:55:26 +0200
The RIPE NCC is running their Resource Certification system for a couple of months now, and we've got quite a number of
prefixes covered by ROAs in the repository by now. So I decided to have a look at how people are creating their ROAs
and in particular how the 'Maximum Length' feature is used, which authorises the AS to deaggregate the prefix to the
We compared the repository to the prefixes seen by our RIS route collectors. It gives a good indication how people are
using this option, and what the effects are when people base routing decisions on validation results.
You can read the article here:
I'm interested to hear if you think we should change our implementation, and what choice you think is the best.
- RPKI in the real world: using MaxLength Alex Band (Apr 20)