RE: [DNA] [Issue X] LinkID v.s. Landmark Prefix

["Tero Kauppinen (JO/LMF)" <tero.kauppinen@ericsson.com>]

> Assume a link with two routers R1 and R2 and a host H.
> R1 advertises Prefix1 and R2 Prefix2.
> 
> R2 stops advertising Prefix2 and starts advertising Prefix3.
> R2 announces the prefix change by sending an RA but
> both R1 and H don't receive it.
> 
> Then H happens to change its AP in the same link
> and send an RS with landmark Prefix2. It also happens that
> R2 replies first and sends an RA with NO and Prefix3.
> H falsely assumes a link change.

But isn't it actually so that in this case the host shouldn't use an
address based on Prefix2 and thus reconfiguration is required (i.e. link
change from host H point of view)? After all, Prefix2 is not anymore
valid.

Tero