Re: VRF/MPLS on Linux

[Hannes Frederic Sowa <hannes () mailcolloid de>]

On Wed, Aug 24, 2011 at 10:06 AM, Brian Raaen <nanog () rhemasound org> wrote:
> The only issue with this is that the Linux box is not acting as a router, but as the egress devices.  I'm trying to 
> figure out how to properly get my application to 'color' the traffic.  standard BSD sockets appear to have no concept 
> of 'Labels'.  Still seeing what I can do to match the traffic.  I am probably going to see if I can work out a hack 
> with the development team to use DSCP values to tag the traffic and then act accordingly on the ingress router.  I 
> appreciate all the ideas presented so far.

You could also have a look at linux namespaces if you want to manage
routing tables per process. Especially the new setns syscall could be
handy: <https://lwn.net/Articles/407495/>

Greetings,

  Hannes