"Tactical" /24 announcements
Nick Hilliard
nick at foobar.org
Thu Aug 12 17:30:32 UTC 2021
Jon Lewis wrote on 12/08/2021 18:09:
> Arista. They call it FIB compression. They mention it's a trade-off,
> more memory and CPU utilization (keeping track of things) in exchange
> for being able to keep hardware that might otherwise be out of FIB space
> able to cope with full tables.
it also causes non-deterministic fib resource consumption. On most edge
deployments this won't matter, but it wouldn't be hard to cook up a
topology that could fail in interesting ways. Overall fib compression
is a net win, but you need to be careful with it.
Nick
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