[e2e] Internet path dynamics
jshen_cad at yahoo.com.cn
Tue Nov 2 03:29:24 PST 2004
If OSPF-ECMP or similar technique is used, you could
find route swan between routers between packets.
I met such thing when trying to traceroute to a
Sometimes route table analysis may not be adquate
because even packet flow through the same router the
address it shows may be different ( PBR or load
> I am looking for data on how frequently the actual
> routing path changes.
> I am aware of studies that infer BGP AS route
> changes and those that
> monitor OSPF messages, but for our work, we would be
> interested in the
> rate of change to the set of routers on an
> end-to-end path.
> As I do not want to flood arbitrary sites with
> constant traceroutes (see
> the "probing and laws" thread) nor limit myself to
> skewed subsets (such
> as PlanetLab), I would appreciate pointers to
> existing data sets.
> >You may find:
> > On the Constancy of Internet Path Properties
> > Y. Zhang, N. Duffield, V. Paxson, and S. Shenker
> > Proc. ACM SIGCOMM Internet Measurement Workshop,
> November 2001.
> >of interest in this regard.
> > Vern
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