RE: Applying the same class to multiple interfaces

Linux Advanced Routing and Traffic Control

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Then probably you was on correct way, mark packets with ebtables and
direct them to shaping classes you need.

В Пнд, 28/08/2006 в 17:41 +1000, Leigh Sharpe пишет:
> I don't actually want to shape incoming traffic. I want to limit the bandwidth of the bridge, so that their total throughput doesn't exceed a particular rate.  To do this, I can’t limit on only one interface. I need to configure it so that eth0+eth1 never exceeds the bandwidth limit.
> 
> 
> 
> Regards,
>              Leigh
>  
> Leigh Sharpe
> Network Systems Engineer
> Pacific Wireless
> Ph +61 3 9584 8966
> Mob 0408 009 502
> email lsharpe@xxxxxxxxxxxxxxxxxxxxxx
> web www.pacificwireless.com.au
> 
> -----Original Message-----
> From: casper@xxxxxxxxxxxx [mailto:casper@xxxxxxxxxxxx] 
> Sent: Monday, August 28, 2006 4:26 PM
> To: Leigh Sharpe
> Cc: lartc
> Subject: Re:  Applying the same class to multiple interfaces
> 
> As you probably red there is no good way to shape incoming traffic.
> Shaping of incoming traffic is not recommended. This is no problem with
> this because you can (this is recomended) shape outgoing traffice on
> multiple interfaces.
> 
> For example if you have a client on eth0 and Internet on eth1, and you
> want to shape client's traffic both direction:
> 
> - to shape client's incoming traffic you shape its outgoing traffic on
> eth0
> 
> - to shape client's outgoing traffic you shape its outgoing traffic on
> eth1
> 
> Also, for your needs you can MARK packets with iptables on br0
> interface. ebtables are more suitable for implementation of "smart
> switch".
> 
> ÷ ðÎÄ, 28/08/2006 × 14:09 +1000, Leigh Sharpe ÐÉÛÅÔ:
> > Hi All,
> > I'm trying to do some traffic shaping on an ethernet bridge.
> > Currently, I have the following setup working:
> >  
> > ifconfig eth0 down
> > brctl addbr br0
> > brctl addif br0 eth0
> > brctl addif br0 eth1
> > brctl stp br0 off
> > ifconfig eth0 0.0.0.0 up
> > ifconfig eth1 0.0.0.0 up
> > ifconfig br0 up
> > 
> > This creates a bridge consisting of eth0 and eth1. So far so good.
> >  
> > I now want to use tc to shape traffic through this bridge. By applying
> > the following, I am able to limit the given MAC address to 128K in
> > each direction:
> >  
> > tc qdisc add dev eth0 root handle 1:0 cbq bandwidth 100Mbit avpkt 1000
> > mpu 64
> > tc qdisc add dev eth1 root handle 1:0 cbq bandwidth 100Mbit avpkt 1000
> > mpu 64
> > tc class add dev eth0 parent 1:0 classid 1:1 cbq rate 128Kbit allot
> > 1514 prio 1 avpkt 1000 bounded
> > tc class add dev eth1 parent 1:0 classid 1:1 cbq rate 128Kbit allot
> > 1514 prio 1 avpkt 1000 bounded
> > tc filter add dev eth0 parent 1:0 protocol ip handle 1 fw flowid 1:1
> > tc filter add dev eth1 parent 1:0 protocol ip handle 1 fw flowid 1:1
> > ebtables -A FORWARD -s 00:10:A4:EC:65:E8 -j mark --set-mark 1
> > --mark-target ACCEPT
> > ebtables -A FORWARD -d 00:10:A4:EC:65:E8 -j mark --set-mark 1
> > --mark-target ACCEPT
> > 
> > This works OK, but it isn't quite what I want. I want to limit the
> > traffic to 128K total. ie, 128K in one direction or the other, or 64K
> > in each direction simultaneously, or 100K in one direction and 28K in
> > the other, etc...
> >  I can't see anything in the tc docs which indicates that I can apply
> > the same class and filter to multiple interfaces at once.
> > I'd be happy enough with applying the same rate limit to a single
> > interface, but measuring both ingress and egress traffic to come up
> > with the lmit.
> >  
> > Ultimately, of course, I'll be using different criteria to mark the
> > packets.
> >  
> >  
> > Regards,
> >              Leigh
> >  
> > Leigh Sharpe
> > Network Systems Engineer
> > Pacific Wireless
> > Ph +61 3 9584 8966
> > Mob 0408 009 502
> > email lsharpe@xxxxxxxxxxxxxxxxxxxxxx
> > web www.pacificwireless.com.au
> >  
> > _______________________________________________
> > LARTC mailing list
> > LARTC@xxxxxxxxxxxxxxx
> > http://mailman.ds9a.nl/cgi-bin/mailman/listinfo/lartc
-- 
Покотиленко Костик <casper@xxxxxxxxxxxx>

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