<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><br><div><div>On Jul 3, 2014, at 10:38 AM, Alex Samad - Yieldbroker <<a href="mailto:Alex.Samad@yieldbroker.com">Alex.Samad@yieldbroker.com</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><blockquote type="cite"><span class="Apple-tab-span" style="white-space:pre"> </span>2002:<ipv4>:: (6to4) is not recommended.<br></blockquote><br>Care to explain why.<br></blockquote><div><br></div>Because it doesn’t work.</div><div><br></div><div>Specifically: <a href="http://www.potaroo.net/ispcol/2010-12/6to4fail.html">http://www.potaroo.net/ispcol/2010-12/6to4fail.html</a> figure 5, and the ensuing discussion.</div><div><br></div><div>6to4 is a transition method for organizations who can’t be arsed running dual-stack. If you are in any way serious about the network you operate (for example: because you make money by operating a network?) then 6to4 has no place in your future.</div><div><br></div><div><br></div><div> - mark</div><div><br></div><div><br></div></body></html>