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To: Georgios Amanakis <gamanakis@gmail.com>, Dave Taht <dave.taht@gmail.com>
Cc: Cake List <cake@lists.bufferbloat.net>
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Date: Wed, 30 May 2018 22:51:29 +0200
X-Clacks-Overhead: GNU Terry Pratchett
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Subject: Re: [Cake] Fwd: Does the latest cake support "tc filter"?
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Georgios Amanakis <gamanakis@gmail.com> writes:

> I don't have an explicit use case right now, but it gives somewhat
> greater flexibility in classifying packets.
>
> Particularly in the ingress mode with ifb (this would mostly apply to
> an end-device, not so much to traffic being forwarded through a
> router). We cannot set DSCP flags on incoming packets, since they just
> arrived. However, we can use a filter on cake to assign them
> explicitly to a tin.

Yes, I think the main use case is for the people who for whatever reason
want to assign static diffserv priorities, and who can't use iptables to
do so on ingress.

-Toke