Learning about the internet

Brian Loveland brian at aereo.com
Mon Nov 3 22:33:09 UTC 2014


Isn't this most likely a side effect of MPLS tunneling and the 93ms jump
there is actually the trans-atlantic segment?  All the european hops
following it are very close in latency to hop 11.

On Mon, Nov 3, 2014 at 5:14 PM, William Herrin <bill at herrin.us> wrote:

> On Mon, Nov 3, 2014 at 4:15 PM, Paige Thompson <paigeadele at gmail.com>
> wrote:
> > I
> > would be able to find an answer as to why the latency between here in
> > greece and Los Angeles is roughly ~250ms.
>
> > 10.|-- be2171.mpd22.dca01.atlas.cogentco.com  0.0%    10   62.6  62.7
> >  62.4  63.3   0.0
> > 11.|-- be2112.ccr41.iad02.atlas.cogentco.com  0.0%    10  155.5 155.8
> > 155.5 156.1   0.0
>
> ^^ There's the largest part part of your answer. IAD and DCA are both
> Northern VA airports; there should be perhaps 4ms of latency between these
> locations.
>
>
> --
> William Herrin ................ herrin at dirtside.com  bill at herrin.us
> Owner, Dirtside Systems ......... Web: <http://www.dirtside.com/>
> May I solve your unusual networking challenges?
>


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