Re: [71attendees] IPv6 on a Windows XP?

"Eric Vyncke (evyncke)" <evyncke@cisco.com> Mon, 10 March 2008 20:13 UTC

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From: "Eric Vyncke (evyncke)" <evyncke@cisco.com>
To: Pekka Savola <psavola@csc.fi>, Tony Hansen <tony@att.com>
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Subject: Re: [71attendees] IPv6 on a Windows XP?
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> -----Original Message-----
> From: 71attendees-bounces@ietf.org 
> [mailto:71attendees-bounces@ietf.org] On Behalf Of Pekka Savola
> 
> Some Windows implementations automatically do DNS lookups to 
> multicast addresses like fec0:0:0:ffff::[123].  You should 
> see these as DNS servers in ipconfig/all output.
> 
> This is some form of Windows XP; not sure if this occurs on 
> all service packs.
> 
> If this is true, configuring the localDNS resolvers to listen 
> and respond on these multicast addresses might do the trick.

We also need to be sure that the DNS servers are layer 2 adjacent to the
Win XP machines; else, the DNS reply will never reach the Win XP machine
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