[c-nsp] How to connect two VRFs on the same router? (without a loop-cable)

[Joe Maimon]

Gunther Stammwitz wrote:

> Hello colleagues,
> 
> I've built two vrfs on the same router and have attached interfaces to them and
> everything is fine so far.
> Now I'd like to router from one vrf to the other one. 
> The only way how this can be achieved seems to me to use two interfaces on the
> same router and to connect them with a cable. This might look rather stupid when
> there's a cable coming out of the router and going into it again.
> 

Stupid, but quite effective. I use exactly that solution for some kinds 
of problems.

> Isn't there a way how this can be achieved in software????

You can do the same setup via tunnels and loopbacks.

> 
> Thanks,
> Gunther
> 
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