[c-nsp] Sub-second Fast Reconvergence for OSPF?

[Asbjorn Hojmark - Lists]

> key for fast convergence here is fast failure detection. You 
> likely need BFD to support sub-second, fast-hello's are not
> very scalable and can lead to false negatives..

BFD is super-cool... But to be really useful, it needs to be
supported on just about all platforms and WAN (non-E) interfaces.

Also, if HSRP and GLBP could be 'BFD-enabled' ('BFD clients'?),
that would be extremely useful. Static routes would also be neat.

-A