Re: How can I test my tc script?

[Optimum Wireless Services <wilson@optimumwireless.com>]

On Sat, 2011-02-05 at 12:27 +0000, Andrew Beverley wrote:
> On Sat, 2011-02-05 at 02:07 -0400, Optimum Wireless Services wrote:
> > Now, for the upload I cant get it shape with squid running in the
> > middle. If I remove squid then, traffic shaping works ok.
> > 
> 
> If you are doing egress shaping on the internet facing interface for the
> upload (which I assume you are - you can't use HTB on ingress), then it
> will not work for Squid. That's because Squid's traffic leaving the
> server is coming from the server's IP address, not from the client's IP
> address (Squid is generating the traffic, not the client). Therefore,
> your filter will never match the traffic. Normal traffic from a client
> is forwarded and retains its source IP address.
> 

Do you think I should go back to this method?

I have 120 users now but, that number should be increasing. Which method
do you recommend?



> One way to shape Squid traffic per client source IP address would be to
> mark the packets that are coming in from the local network (as you were
> doing before) and then use Squid's mark preservation feature to retain
> the packet's mark. However, you can't use U32 classifiers - you'll have
> to go back to marking packets.
> 
> > Andy recommended to use ifb but, I don't know where to get the download
> > from. Is supposed to be on kernel 2.26.20 and up and I'm running a
> > kernel that "qualifies" but, cant really get ifb to do anything.
> 
> No need for IFB in your case. That's only if you want to shape multiple
> interfaces within one qdisc.
> 
> Andy
> 
>