Actually, Orange Lab did some tests on A+P. They published the results in
v6ops:

http://tools.ietf.org/html/draft-deng-v6ops-aplusp-experiment-results-01

In their tests, bittorrent seems use most ports (200). Other public apps
use no more than 100 ports. For a family of 5, I think 2000 ports should
be significant at any given time.



On 8/1/11 11:05 AM, "Rémi Després" <[email protected]> wrote:

>Thanks for the quotation.
>What was "thrown" to you doesn't seem right, and needs to be challenged.
>
>Answer to the question:
>- The customer doesn't run out of ports because it has an exclusive
>private IPv4 address.
>- If the CPE NAT44 runs out of ports, is just does what it does today in
>the same situation.
>In addition, the probability of the CPE running out of IPv4 ports in a
>dual-stack-service site having 4K ports needs not be higher than in an
>IPv4-only site having 64K ports.

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