[c-nsp] IPv6 p2p transit link addressing

[Heath Jones]

> Sure it will.  But it's not permitted to use that as a source address
> for anything that's not link-local.

Ok, cool.

I've done some reading and this is my take on it..
Is it that link-local addresses are used for ND & some routing
protocols use ND mechanisms to check adjacencies? Apart from that,
there doesnt appear to be a (real) requirement for them in a
router-router p2p enviroment..?