Friday's Random Comment - About: Arista and FIB/RIB's
nick at foobar.org
Fri Apr 29 20:25:14 UTC 2016
Baldur Norddahl wrote:
> With two uplinks that is highly unlikely to the point of being impossible.
> There is no topology change upstream that can cause a situation where it is
> not possible to do a high degree of aggregation of the full default free
> routing table before loading it in the FIB.
which is why I qualified this in a previous posting:
> The more paths you receive from different sources, the more likely it
> is that this list of 120k "superfluous" prefixes will converge
> towards zero.
Agreed that small numbers of paths are most unlikely to create the
conditions for this problem to occur.
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