The dual stack dilemma
05 Jun 2009
We are entering the transitional period between IPv4 andIPv6, and things are going to get awkward for a while. IPv4 addresses will officially be used up in the next couple of years, although for most practical purposes you can consider the pool of unallocated IPv4 addresses to be depleted already. I know of two very large service providers whose requests for new IPv4 allocations were, in the last couple of months, denied.
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