Re: [pim] BSR update

["Christopher Thomas Brown" <ctbrown at nexthop.com>]

Venu Hemige wrote:
> > However, I'm not sure I like restarting routers forwarding these BSMs
> > at all. Accepting but not forwarding.
> > 
> 
> There could be split-LAN scenarios (like the one John Zwiebel points to
> in the other email he just sent). In such a case, for the network to
> converge to a consistent RP-SET, the router that accepts a better
> preferred BSM should forward it to the rest of the split LAN. Is there a
> harm in forwarding such BSMs?

So this is really just an optimization to converge the domain more
quickly if the RP-set changed while the router was restarting.  If
it doesn't hurt the domain, I am for it.  I'm just unsure about the
potential for BSM storms if we allow BSMs to be forwarded at all
without passing the RPF check.

Chris

_______________________________________________
pim mailing list
pim at ietf.org
https://www1.ietf.org/mailman/listinfo/pim