James Woodyatt <[email protected]> wrote:
> A) An autonomously generated ULA prefix SHOULD be advertised when no
> other delegated prefix is valid.
I think most people agree about this.
> B) Whenever there is any valid delegated prefix, advertisements for an
> existing autonomously generated ULA prefix MUST be deprecated,
> i.e. updated with preferred lifetime of zero.
I'm not sure why this is a good thing.
> D) Whenever there is no longer any valid delegated prefix,
> advertisements for a previously deprecated autonomously generated ULA
> prefix MUST be updated with non-zero preferred lifetime.
Does it have to be the same ULA?
Consider the case where there are multiple gateways, which can not see
whether the other gateways have GUA or not.
Given that, how can anyone know when to withdraw the ULA?
--
] Never tell me the odds! | ipv6 mesh networks [
] Michael Richardson, Sandelman Software Works | network architect [
] [email protected] http://www.sandelman.ca/ | ruby on rails [
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