[address-policy-wg] 2007-05 New Policy Proposal (IPv6 ULA-Central)

Vince Fuller wrote:
>>   The general solution of
>>   the probability of a collision after d draws from n possible values
>>   is given by:
>>
>>      P = 1 - ((n!) / ((n**d)((n-d)!)))
>>
>>   Given that the value for n is 2.199,023,255,552, then the objective
>>   is to find the lowest value of d for which P is greater than or equal
>>   to 0.5. In this case the value for d  is some 1.24 million.
>>
>>
>> http://draft-huston-ipv6-local-use-comments.potaroo.net
> 
> Are people going to pick random values? I'd expect a more likely outcome
> to be that they will pick strings that are easy to remember. How many
> collisions will there be if that is the case? Remember DEADBEEF?

If one is doing that, then why even bother using ULA's. Just use
1234::/48 or something similar then ;)

One can't engineer around stupid people unfortunately...

Greets,
 Jeroen

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