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On 21 Feb 2013, at 02:46, Carlos M. martinez <carlosm3011@xxxxxxxxx> wrote:
Wasn't the 'evil bit' able to hold the value 2 ? Geoff Huston and I wrote a draft to use the evil bit to indicate the presence of IPv4 NATs. It could be used as a tie-breaker for Happy Eyeballs. It's expired, though.
Ray
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