<div dir="ltr">standard route policy: bits you pay me for > bits I get for free > bits I pay for.</div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, May 16, 2018 at 9:23 AM, Pieter Berkel <span dir="ltr"><<a href="mailto:pieter.berkel@gmail.com" target="_blank">pieter.berkel@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Matt and Gavin are right: this asymmetric routing seems to only impacts providers that buy transit from HE in SJC (TPG and Vocus being the two main ones I've noticed). It would appear from the below post that HE policy is to preference transit over peering links (presuming that AS paths for both are the same length?):<br><br><a href="https://www.geekzone.co.nz/forums.asp?forumid=81&topicid=233763&page_no=2#2006292" target="_blank">https://www.geekzone.co.nz/for<wbr>ums.asp?forumid=81&topicid=233<wbr>763&page_no=2#2006292</a><br><br></div><div>(Although I'm not quite sure how the reverse might break routing, it might break their business model?). I guess it's up to Vocus & TPG to figure out how fix if it becomes a problem for them.<br><br></div><div>Edwin: there is some merit to having a routable /48 to experiment with, not sure if Internode supply that sort of IPv6 subnet to ADSL customers?<br><br></div><br></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On 16 May 2018 at 09:05, Dave Browning <span dir="ltr"><<a href="mailto:dave@sentrian.com.au" target="_blank">dave@sentrian.com.au</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">All good if on MegaIX SYD<br>
<span><br>
Tracing route to <a href="http://tserv1.syd1.he.net" rel="noreferrer" target="_blank">tserv1.syd1.he.net</a> [216.218.142.50]<br>
over a maximum of 30 hops:<br>
<br>
</span> 1 <1 ms <1 ms <1 ms <a href="http://vl666.cr01.b1.bne.qld.au.sentrian.net.au" rel="noreferrer" target="_blank">vl666.cr01.b1.bne.qld.au.sentr<wbr>ian.net.au</a> [103.226.9.138]<br>
2 15 ms 16 ms 14 ms <a href="http://vl3.cr01.s1.syd.nsw.au.sentrian.net.au" rel="noreferrer" target="_blank">vl3.cr01.s1.syd.nsw.au.sentria<wbr>n.net.au</a> [103.226.9.245]<br>
3 13 ms 16 ms 14 ms <a href="http://as6939.sydney.megaport.com" rel="noreferrer" target="_blank">as6939.sydney.megaport.com</a> [103.26.68.236]<br>
4 12 ms 19 ms 15 ms <a href="http://tserv1.syd1.he.net" rel="noreferrer" target="_blank">tserv1.syd1.he.net</a> [216.218.142.50]<br>
<span class="m_8792366692217757553HOEnZb"><font color="#888888"><br>
Dave Browning | Network Engineer<br>
P 1300 791 678<br>
Level 1, 12 Railway Tce, Milton QLD 4064<br>
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