[Cake] [Bloat] cake + mpls?

Jonas Mårtensson martensson.jonas at gmail.com
Mon Jan 10 16:31:56 EST 2022

If you just want to use cake with priority tins based on the MPLS "Traffic
Class" (TC) field (i.e. the renamed original "EXP" field, see RFC5462), I
think you can use a tc flower filter (
https://man7.org/linux/man-pages/man8/tc-flower.8.html) matching on mpls_tc
values. See here for some examples:



On Mon, Jan 10, 2022 at 7:21 PM Dave Taht <dave.taht at gmail.com> wrote:

> I noticed that sometime in the past 8 years the flow_dissector gained
> support for dissecting mpls packets. I don't know how deep that rabbit
> hole
> goes.
> Over here on this mikrotik thead
> https://forum.mikrotik.com/viewtopic.php?p=904422#p904422 the question
> was asked about cake, the exp bits, and mpls.
> In looking over this, would we slam cake onto the vrf? or?
> https://blog.swineson.me/en/use-linux-as-an-mpls-router/
> I have precisely zero experience with mpls. Is there an mpls expert in
> the house?
> --
> I tried to build a better future, a few times:
> https://wayforward.archive.org/?site=https%3A%2F%2Fwww.icei.org
> Dave Täht CEO, TekLibre, LLC
> _______________________________________________
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> Bloat at lists.bufferbloat.net
> https://lists.bufferbloat.net/listinfo/bloat
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