Re: [LARTC] a simple setup with tbf and prio?

Linux Advanced Routing and Traffic Control

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On Mon, Apr 14, 2003 at 09:56:19PM -0500, Martin A. Brown wrote:
> Hmmmm.....clearly I must have failed to explain something.
> [snip]
> TBF, as a classless qdisc, can only be a terminal qdisc.  That makes it
> far less complex than CBQ, which can support an arbitrary number of nested
> classes.
Yes ok, I got that bit. I was merely wondering why TBF wasn't made
classful, like HTB is. Is there a fundamental reason why you couldn't
have a TBF that's classful?

> And one other note--it sounds like you want to use "tc filter" commands to
> prioritize ACKs and other interactive traffic.  In order to use "tc
> filter" commands (classification), you need to have separate classes into
> which to classify your traffic.  TBF provides no classes, so you can't
> classify!
That's why I wanted to add a prio qdisc under it.

-- 
Frank v Waveren                                      Fingerprint: 21A7 C7F3
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Public key: hkp://wwwkeys.pgp.net/fvw@xxxxxx            7BD9 09C0 3AC1 6DF2


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