passive bandwidth estimation

Randy Bush randy at
Thu Oct 6 04:46:07 UTC 2011

> I am more interested in getting an "Available Bandwidth" estimator. Due to
> this available bandwidth, I am interested in congestion window. As whenever
> congestion window goes to half it means the data rate has gone to its upper
> limit. I want to use this particular property of congestion window to
> calculate bandwidth.
> Any idea how can one do bandwidth measurement based on this?

vern paxson did extensive work in this area.  van jacobson too.


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