Re: [IETF] back by popular demand

ietf

Re: [IETF] back by popular demand - a DNS calculator

2013-03-20 05:50:28


On 21 Feb 2013, at 02:46, Carlos M. martinez 
<carlosm3011(_at_)gmail(_dot_)com<mailto:carlosm3011(_at_)gmail(_dot_)com>> 
wrote:

Wasn't the 'evil bit' able to hold the value 2 ?

Use all evil bits for IP addresses and we'll soon have no need for IPv6.

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.

<http://tools.ietf.org/html/draft-bellis-behave-natpresent-00>

Ray

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