[NANOG] Re: ECN

[Tim Durack via NANOG <nanog () lists nanog org>]

Very helpful, thanks! Will post my own short story once complete...

On Tue, Mar 25, 2025 at 4:24 PM Toke Høiland-Jørgensen <toke () toke dk> wrote:

> Tim Durack <tdurack () gmail com> writes:
>
> > Toke,
> >
> > Resurrecting an old thread, did you ever write this one up?
>
> Hi Tim
>
> Thank you for the reminder! No, I never did get around to writing
> anything at the time. However, now that you reminded me, I collected my
> old notes and posted this:
>
>
> https://blog.tohojo.dk/2025/03/ecn-ecmp-and-anycast-a-cocktail-of-broken-connections.html
>
> > I believe I have a customer reporting a similar problem with IPv6 TCP ECN
> > probably ECMP resulting in RST coming back from anycast services
> > (Cloudflare).
> >
> > Tricky one to debug, looking for similar reports...
>
> Hoping the above is helpful :)
>
> -Toke


-- 
Tim:>
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