Re: IPv6 duplicate address detection

[Bob Van Zant <bob_(_at_)_veznat_(_dot_)_com>]

Well that goes all the way back to my first email :-)

"An alternative view on this is that I shouldn't be sending out any packets,
especially unsolicited NAs, using or referencing a tentative address."

This makes sense. I'll stop doing bad things now :-) Thanks for your input
and clearing this up for me.

-Bob


On 5/6/09 10:47 PM, "JINMEI Tatuya / 厨?癆潯潴醒⦿È" <Jinmei_Tatuya_(_at_)_isc_(_dot_)_org>
wrote:

> At Wed, 06 May 2009 17:17:52 -0700,
> Bob Van Zant <bob_(_at_)_veznat_(_dot_)_com> wrote:
> 
>> I guess that changes my question quite a bit. If you randomly fire off an
>> unsolicited NA right after configuring an interface should that cause a DAD
>> failure?
> 
> Actually, in that case you shouldn't send out the NA in the first
> place because you're in the middle of DAD, trying to confirming the
> uniqueness of the target address.  If you want to send an unsolicited
> NA for an address on which DAD is performed for any reason, you should
> wait until DAD is completed.
> 
> ---
> JINMEI, Tatuya
> Internet Systems Consortium, Inc.
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