On Aug 11, 2012, at 12:04 PM, Ole Trøan wrote:

>>>> Call this "making sure I'm on the same page as anyone else"…
>>>> 
>>>> RFC 4941 describes privacy addresses, and RFC 4291 describes an EID based 
>>>> on a MAC Address. RFC 4862 describes stateless address autoconfiguration, 
>>>> and uses RFC 4861's duplicate address detection mechanism.
>>>> 
>>>> My question is: what happens if any of them discovers that it has created 
>>>> an address that is already in use in the network?
>>>> 
>>>> There would appear to be two options: 
>>>> (1) "ah, OK, I guess I didn't really want to talk today"
>>>> (2) Following RFC 4941, guess again until one creates a unique address
>>>> 
>>>> Is it fair to assume that implementations do DAD and follow (2)?
>>> 
>>> implementations I'm familiar with do 1.
>>> it may be a fair assumption that if an address based on the MAC address is 
>>> duplicate, the MAC address itself is a duplicate.
>> 
>> And that relates to privacy addresses how?
> 
> it doesn't. is your question how DAD is done for privacy addresses?

My question is for all addresses. I'm getting responses for MAC addresses.

> then section 3.3 of RFC4941 is quite clear on that.
> 
> cheers,
> Ole

----------------------------------------------------
The ignorance of how to use new knowledge stockpiles exponentially. 
   - Marshall McLuhan

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