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Re: [v6ops] posted draft-ietf-v6ops-happy-eyeballs-04

"Dan Wing" <dwing@cisco.com> Thu, 15 September 2011 04:48 UTC

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From: Dan Wing <dwing@cisco.com>
To: 'Brian E Carpenter' <brian.e.carpenter@gmail.com>
References: <009501cc730a$882009d0$98601d70$@com> <0CCFB7D0-2786-4DC9-BF70-0DD8AF5B7A31@cisco.com> <024701cc7347$d12a14d0$737e3e70$@com> <4E717718.2080007@gmail.com>
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Date: Wed, 14 Sep 2011 21:50:44 -0700
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Cc: 'IPv6 Operations' <v6ops@ietf.org>
Subject: Re: [v6ops] posted draft-ietf-v6ops-happy-eyeballs-04
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> -----Original Message-----
> From: Brian E Carpenter [mailto:brian.e.carpenter@gmail.com]
> Sent: Wednesday, September 14, 2011 8:55 PM
> To: Dan Wing
> Cc: 'Fred Baker'; 'IPv6 Operations'
> Subject: Re: [v6ops] posted draft-ietf-v6ops-happy-eyeballs-04
> 
> Dan,
> 
> > -- if you use the same 3-4 addresses, for example;
> > and to accommodate IPv6 privacy addressing, the authentication could
> > just remember the first 64 bits of the IPv6 address.
> 
> Um, that would "authenticate" anyone on the same subnet, for
> example someone else on the same free public Wi-Fi.

The 64 bits would not be the sole authenticator, any more so
than the IPv4 address at Starbucks is not today's sole 
authenticator.  

-d

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