[X2Go-Dev] Traffic Shapping

Helmer Teles helmer.teles at gmail.com
Mon Apr 9 17:30:01 CEST 2012


On Thursday 05 April 2012 23:05:32 John A. Sullivan III wrote:
> On Thu, 2012-04-05 at 18:07 +0100, Helmer Teles wrote:
> > Hello ML.
> > 
> > 
> > 
> > Any of you guys have any experience in shaping x2go traffic to
> > separate file & printing sharing from normal session traffic?
> > 
> > 
> > 
> > Any way to identify both print & file tunnels from the rest of the ssh
> > stream?
> 
> <snip>
> Hi, Helmer.  I'll paste in what I sent to you privately as I'd love to
> see us restore the old functionality if possible:
> 
> We used to be able to distinguish interactive from bulk X2Go traffic
> when it was using OpenSSH.  By default, SSH set the minimize-delay ToS
> bit (0x10)in the IP header for interactive traffic and minimize-cost (I
> think) (0x08) for bulk traffic.  That seems to have gone away in the
> move to libssh instead of OpenSSH.  I do hope they restore that
> differentiation so that we can shape the traffic differently.

Hello ML & John.

Thanks for the feedback.
I will try to leverage the problem with 
http://www.mastershaper.org/index.php/MasterShaper 

Hope it can help me get where i want.
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