I read in one of the IPv6 RFCs (don't recall which one at the moment), that initially only 1/8 of the possible address space will be allocated. If for some reas

I read in one of the IPv6 RFCs (don't recall which one at the moment), that initially only 1/8 of the possible address space will be allocated. If for some reason that space is filled up, there's still another 7/8 which can be allocated with a more conservative policy.