Ipv6 help
Bjørn Mork
bjorn at mork.no
Thu Aug 27 05:58:15 UTC 2020
Brian Johnson <brian.johnson at netgeek.us> writes:
>> 1) It needs *much less* IPv4 addresses (in the NAT64) for the same number of customers.
>
> I cannot see how this is even possible. If I use private space
> internally to the CGN, then the available external space is the same
> and the internal customers are the same and I can do the same over sub
> ratio under both circumstance. Tell me how the math is different.
Because NAT64 implies DNS64, which avoids NATing any dual stack service.
This makes a major difference today.
Bjørn
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