Re: [Announce] LARTC wiki available

Linux Advanced Routing and Traffic Control

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On Mon, 2012-06-04 at 12:25 +0200, Marco Gaiarin wrote:
> Mandi! Julien Vehent
>   In chel di` si favelave...
> 
> > I'll try to find some time and move over some of the content I have
> > here: http://wiki.linuxwall.info/doku.php/en:ressources:dossiers:networking:traffic_control
> 
> Wonderful! ;-)
> 
> But i've a little note: i've ever known that it is not advised to set a
> default class on classful qdisc, eg:
> 
> 	# tc qdisc add dev eth0 root handle 1: htb default 20
> 
> because in this way we shape also non-IP traffic (arp, ...) and it is
> better to leave this traffic unshaped.
> Better to use a filter that have a ''catch-all'' rule (on IP traffic).
> 
> 
> I remember wrong?!
> 
I'm not 100% sure but it may depend upon the qdisc.  I believe some will
drop packets if there is no default class for them.  Can anyone confirm
that? Thanks - John

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