Hi Dino, > I want to make one comment about Babel, or more to the point the DUAL > algorithm. I, with one other engineer were the original designers of EIGRP in > the early 90s. We worked with Jose Garcia-Luna from SRI/UCSC on implementing > the DUAL algorithm in EIGRP. > > Just be careful about the claim that DUAL is loop-free. It is loop-free > because the toplogy stays in DUAL acitve-state until it is safe to change, > but during that time, packets are black-holed.
Just to clarify: Babel doesn't use DUAL. It uses the same feasibility condition, which gives the loop-free property, but uses another mechanism to solve starvation (which, by the way, is dead-lock free). See [1], slides 9 and following. [1] http://www.pps.univ-paris-diderot.fr/~jch/software/babel/babel-20150723.pdf Matthieu _______________________________________________ homenet mailing list [email protected] https://www.ietf.org/mailman/listinfo/homenet
