<div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif;color:#444444">Hey folks,</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#444444"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#444444">I'm on it for solving both immediate issue and long term "fix".</div><div class="gmail_default" style="font-family:verdana,sans-serif;color:#444444"><br></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature" style=""><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><span style="color:rgb(68,68,68);font-family:verdana,sans-serif">Louie</span><br><div dir="ltr"><span style="color:rgb(255,255,255);font-size:small">-- </span><br></div><div dir="ltr"><span><font size="2"><div dir="ltr" style="margin-left:0pt"><table style="border:none;border-collapse:collapse"><colgroup><col width="181"><col width="271"></colgroup><tbody><tr style="height:79pt"><td style="border-right:0.75pt solid rgb(217,217,217);vertical-align:top;padding:5pt"><br><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Roboto;color:rgb(0,0,0);background-color:transparent;vertical-align:baseline;white-space:pre-wrap"><img src="https://lh6.googleusercontent.com/sUtc2xZRdCC-p-_rYM4ktvf4uerMI3tmVvo5FWQfNM0VGsVJWPqYgrK6v46rYSNaKu-PjQqWP2wo7904QyjW6tPLrGBBkSWDs1WI6YJ25wrZPb0LKlNQvvlqmjx9lA2o8vZrzc7F" width="167" height="32" style="border:none"></span></p></td><td style="border-left:0.75pt solid rgb(217,217,217);vertical-align:top;padding:5pt"><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Arial;color:rgb(97,97,97);background-color:transparent;vertical-align:baseline;white-space:pre-wrap">Louie Lee, 李景雲</span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Arial;background-color:transparent;vertical-align:baseline;white-space:pre-wrap"><font color="#616161">Peering Coordinator (</font><a href="https://as16591.peeringdb.com/" target="_blank"><font color="#666666">AS16591</font></a><font color="#616161">)</font></span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Arial;background-color:transparent;vertical-align:baseline;white-space:pre-wrap"><font color="#616161">Network Capacity Manager</font></span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><font color="#616161" face="Arial"><span style="white-space:pre-wrap">IP Numbers Administrator</span></font></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Arial;color:rgb(97,97,97);background-color:transparent;vertical-align:baseline;white-space:pre-wrap">Google Fiber</span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Arial;color:rgb(97,97,97);background-color:transparent;vertical-align:baseline;white-space:pre-wrap"><a href="mailto:louiel@google.com" target="_blank">louiel@google.com</a></span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-family:Arial;color:rgb(97,97,97);background-color:transparent;vertical-align:baseline;white-space:pre-wrap">(650) 253-2847</span></p></td></tr></tbody></table></div></font></span></div><div dir="ltr"><font size="2"><br></font></div><div dir="ltr"><i><font color="#666666">There are 10 types of people in the world: Those who understand binary, and those who don't.</font></i><br></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Apr 5, 2019 at 11:17 AM Christopher Morrow <<a href="mailto:morrowc.lists@gmail.com">morrowc.lists@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On Fri, Apr 5, 2019 at 12:29 PM Jay Borkenhagen <<a href="mailto:jayb@att.com" target="_blank">jayb@att.com</a>> wrote:<br>
><br>
> Hi Chris,<br>
<br>
yes!<br>
<br>
> It would be great if the Google Fiber / AS16591 folks could publish a<br>
> ROA in ARIN's hosted RPKI authorizing exactly <a href="http://136.32.0.0/11" rel="noreferrer" target="_blank">136.32.0.0/11</a> to be<br>
> originated only in AS16591. That ROA would have addressed this matter<br>
> from AS7018's point of view.<br>
><br>
<br>
ok, cool. This is sort of on my plate, at least from the internal<br>
viz/evangelizing perspective, and I'll go spend time chatting up the<br>
folk in fiber-land.<br>
having a: "See, doing this would prevent this" is helpful.<br>
<br>
> In the interim, I have added a temporary whitelist (slurm) entry into<br>
> our RPKI caches, causing the AS7018 network to disregard the<br>
> more-specific /24s under <a href="http://136.32.0.0/11" rel="noreferrer" target="_blank">136.32.0.0/11</a>.<br>
<br>
thanks!<br>
<br>
> Good luck.<br>
> Jay B.<br>
><br>
><br>
> Christopher Morrow writes:<br>
> > Howdy gentle folks:<br>
> ><br>
> > It looks like AS4847 - "China Networks Inter-Exchange"<br>
> ><br>
> > Is taking some time to announce reachability for at least:<br>
> > <a href="http://136.38.33.0/24" rel="noreferrer" target="_blank">136.38.33.0/24</a><br>
> ><br>
> > which they ought not, given that this /24 is part of a /11 assigned to<br>
> > AS16591 (google fiber)... Looking at routeviews data, I see the<br>
> > following as-paths for this one /24:<br>
> > $ grep -A1 Refresh /tmp/x | grep 4847<br>
> > 1239 174 4134 4847<br>
> > 3549 3356 174 4134 4847<br>
> > 701 174 4134 4847<br>
> > 4901 6079 3257 4134 4847<br>
> > 20912 174 4134 4847<br>
> > 1221 4637 4134 4847<br>
> > 1351 11164 4134 4847<br>
> > 6079 1299 4134 4847<br>
> > 6079 3257 4134 4847<br>
> > 7018 4134 4847<br>
> > 6939 1299 4134 4847<br>
> > 3561 209 4134 4847<br>
> > 3303 4134 4847<br>
> > 3277 39710 9002 4134 4847<br>
> > 2497 4134 4847<br>
> > 4826 1299 4134 4847<br>
> > 54728 20130 23352 2914 4134 4847<br>
> > 19214 3257 4134 4847<br>
> > 101 101 11164 4134 4847<br>
> > 1403 6453 4134 4847<br>
> > 852 6453 4134 4847<br>
> > 1403 6453 4134 4847<br>
> > 286 4134 4847<br>
> > 3333 1273 4134 4847<br>
> > 57866 3491 4134 4847<br>
> > 3267 1299 4134 4847<br>
> > 49788 174 4134 4847<br>
> > 53767 3257 4134 4847<br>
> > 53364 3257 4134 4847<br>
> > 8283 57866 3491 4134 4847<br>
> > 7660 2516 4134 4847<br>
> ><br>
> > >From that I think the following AS should have filtered this prefix and are not:<br>
> > $ grep -A1 Refresh /tmp/x | grep 4847 | sed 's/ 4134 4847//' | awk<br>
> > '{print $NF}' | sort -n | uniq<br>
> ><br>
> > 174 - Cogent<br>
> > 209 - Qwest<br>
> > 286 - KPN<br>
> > 1273 - Vodafone<br>
> > 1299 - Telia<br>
> > 2497 - IIJ<br>
> > 2516 - KDDI<br>
> > 2914 - NTT<br>
> > 3257 - GTT<br>
> > 3303 - Swisscom<br>
> > 3491 - PCCW<br>
> > 4637 - Telstra<br>
> > 6453 - TATA<br>
> > 7018 - ATT<br>
> > 9002 - RETN<br>
> > 11164 - Internet2<br>
> ><br>
> > It'd be great if the listed folk could filter AS4134 :)<br>
> ><br>
> > -Chris<br>
</blockquote></div>