On Fri, Sep 4, 2009 at 03:58, Harald Geyer<[email protected]> wrote: > Henning Rogge <[email protected]>: >> The problem is that link-local do not always work in manets because manet >> broadcast domains are not 'closed'. > > Can you be more explicit on that "problem"? > > I can't think of a situation where we want to select a node as gateway > but can't reach it via it's link local address... > > Note that as babel is not a link state protocol and doesn't have a global > topology it need not care much about nodes outside it's broadcast domain. Think about a chain of nodes A-B-C. Each node can see each other, except A and C.
With IPv6 DAD it can happen that A and C choose the same link-local IP for their interface, because they cannot see each other. This would make it "difficult" for B to address A and C. Henning Rogge -- "Wo kämen wir hin, wenn alle sagten, wo kämem wir hin, und niemand ginge, um einmal zu schauen, wohin man käme, wenn man ginge." (Kurt Marti) _______________________________________________ Babel-users mailing list [email protected] http://lists.alioth.debian.org/mailman/listinfo/babel-users
