Link capacity upgrade threshold

Deepak Jain deepak at
Tue Sep 1 22:29:35 UTC 2009

> do any router vendors provide something akin to hardware latches to
> keep
> track of highest buffer fill levels?  poll as frequently/infrequently
> as
> you like...

Without getting into each permutation of a device's architecture, aren't buffer fills really just buffer drops? There are means to determine this. Lots of vendors have configurable buffer pools for inter-device traffic levels that record high water levels as well.

Deepak Jain

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