<div dir="ltr">Dear colleagues,<div><br></div><div><div>I've made small observation to check existence of alternative paths - from more then 8k prefixes, that are announced by private ASNs, only 2k of them have alternative with not-private origin. So I waive from my suggestion, it's not going to work. </div></div><div><br></div><div>Thank you all for comments!</div><div><br></div><div><br></div><div class="gmail_extra"><div class="gmail_quote">2016-06-15 16:16 GMT+03:00 Sebastian Becker <span dir="ltr"><<a href="mailto:sb@lab.dtag.de" target="_blank">sb@lab.dtag.de</a>></span>:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex"><span class=""><br>
> Am 14.06.2016 um 20:43 schrieb Gert Doering <<a href="mailto:gert@space.net">gert@space.net</a>>:<br>
><br>
> Hi,<br>
><br>
> On Tue, Jun 14, 2016 at 04:51:40PM +0300, Alexander Azimov wrote:<br>
>> But I have security consideration that filtering isn't a proper mechanism<br>
>> to reach this goal. Imagine next situation - if transit accidently prepends<br>
>> its paths with private AS number it will result in DoS for all stub<br>
>> networks connected to this transit.<br>
><br>
> This is good. A transit ISP stupid enough to make such mistakes need<br>
> to pay in blood and money.<br>
<br>
</span>+1<br>
<br>
--<br>
Sebastian Becker<br>
<a href="mailto:sb@lab.dtag.de">sb@lab.dtag.de</a><br>
<br>
</blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div style="font-family:Helvetica;font-size:12px;border-collapse:collapse"><font color="#999999">| Alexander Azimov | HLL l QRATOR</font></div><div style="font-family:Helvetica;font-size:12px;border-collapse:collapse"><font color="#999999">| tel.: +7 499 241 81 92</font></div><div style="font-family:Helvetica;font-size:12px;border-collapse:collapse"><font color="#999999">| mob.: +7 915 360 08 86</font></div><div style="font-family:Helvetica;font-size:12px;border-collapse:collapse"><font color="#999999">| skype: mitradir</font></div><div style="font-family:Helvetica;font-size:12px;border-collapse:collapse"><font color="#999999">| mailto: <a href="mailto:aa@qrator.net" target="_blank">aa@qrator.net</a></font></div><div style="font-family:Helvetica;font-size:12px;border-collapse:collapse"><font color="#999999">| visit: <a href="http://www.qrator.net/" target="_blank">www.qrator.net</a></font></div></div></div>
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