[c-nsp] IP LFA in ring topology

[Adam Vitkovsky]

>When remaining adjacent router is not LFA, you push new label 
>which in previous topology will cause adjacent router to carry the frame to
a router who has LFA.

Right but how would you know which label to push? 
Wouldn't the router have to tell you first that this is the label he'll use
to get to the LFA router? 
If I understood it correctly the LFA router could be several hops away from
you or your neighbor right? 


adam