<div dir="ltr"><div><div>Second this. CGNAT space <span class="im"><a href="http://100.64.0.0/10" target="_blank">100.64.0.0/10</a> is not for intercarrier connectivity. It's specifically carrier <> internet. Otherwise, when your administrative control changes (eg. they sell the company), you enter a world of pain with separate ADs accessing the same space.<br><br></span></div><span class="im">Kind regards<br><br></span></div><span class="im">Paul Wilkins<br></span></div><div class="gmail_extra"><br><div class="gmail_quote">On 22 April 2016 at 13:36, Mark Smith <span dir="ltr"><<a href="mailto:markzzzsmith@gmail.com" target="_blank">markzzzsmith@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class=""><p dir="ltr"><br>
On 22 Apr 2016 1:25 PM, "Jim Woodward" <<a href="mailto:jim@alwaysnever.net" target="_blank">jim@alwaysnever.net</a>> wrote:<br>
><br>
><br>
><br>
> On 22/04/2016 11:17 AM, Damien Luke wrote:<br>
>><br>
>> I've generally seen it used when they join two MPLS VPNs, they do a NAT in between to keep the routing domains separate.<br>
>><br>
>> Damien<br>
><br>
><br>
> I would have thought if they were worried about RFC 1918 overlap then they could use RFC 6264 (CGNat Transition space) which is <a href="http://100.64.0.0/10" target="_blank">100.64.0.0/10</a><br>
></p>
</span><p dir="ltr">The lesson is to *NOT* use things for which they're *NOT* intended.</p>
<p dir="ltr">*CGNat Transition space*<br><br><br><br><br></p><div class="HOEnZb"><div class="h5">
<p dir="ltr">> Legacy tidy ups aside :)<br>
><br>
> Kind Regards,<br>
> Jim.<br>
><br>
><br>
> _______________________________________________<br>
> AusNOG mailing list<br>
> <a href="mailto:AusNOG@lists.ausnog.net" target="_blank">AusNOG@lists.ausnog.net</a><br>
> <a href="http://lists.ausnog.net/mailman/listinfo/ausnog" target="_blank">http://lists.ausnog.net/mailman/listinfo/ausnog</a><br>
</p>
</div></div><br>_______________________________________________<br>
AusNOG mailing list<br>
<a href="mailto:AusNOG@lists.ausnog.net">AusNOG@lists.ausnog.net</a><br>
<a href="http://lists.ausnog.net/mailman/listinfo/ausnog" rel="noreferrer" target="_blank">http://lists.ausnog.net/mailman/listinfo/ausnog</a><br>
<br></blockquote></div><br></div>