On Mon, Feb 12, 2018 at 8:56 AM, Jonathan Morton <chromatix99@gmail.com>
wrote:

> > On 22 Jan, 2018, at 10:07 pm, Bruno George Moraes <brunogm0@gmail.com>
> wrote:
> >
> > My NIC is configured to only 1/1 buffers, then MTU 1492 (increased of
> default 1480), PPoE login  with Windows 10 using CUBIC.
>
> I didn't know Windows supported CUBIC.  The default AFAIK is Compound TCP,
> if it isn't NewReno.
>
> In any case, it looks like the bottleneck isn't at your NIC (so your
> settings don't matter), but at the router terminating the fibre for the
> whole building.  That's the best place to mitigate the bloat, since it
> would work for the whole building's uplinks.
>

​Note, as always, you should locate your bottleneck.

WiFi is also highly suspect; you have terrible bloat in the upload
direction, which is probably typical for a WiFi bottleneck from a
device/laptop.
                                                 - Jim

​

>
>  - Jonathan Morton
>
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