<div dir="ltr"><div>Hey Tom,</div><div><br></div><div>Adding the OpenStack discuss list as I think you got several replies from there as well.</div><div><br></div><div>Thanks,</div><div><br></div><div>Amy (spotz)<br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Jul 13, 2020 at 5:37 PM Thomas King <<a href="mailto:thomas.king@gmail.com">thomas.king@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"><div dir="ltr">Good day, <div><br></div><div>I'm bringing up a thread from June about DHCP relay with neutron networks in Ironic, specifically using unicast relay. The Triple-O docs do not have the plain config/neutron config to show how a regular Ironic setup would use DHCP relay. </div><div><br></div><div>The Neutron segments docs state that I must have a unique physical network name. If my Ironic controller has a single provisioning network with a single physical network name, doesn't this prevent my use of multiple segments? </div><div><br></div><div>Further, the segments docs state this: "<span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px">The operator must ensure that every compute host that is supposed to participate in a router provider network has direct connectivity to one of its segments." (section 3 at </span><a href="https://docs.openstack.org/neutron/pike/admin/config-routed-networks.html#prerequisites" target="_blank">https://docs.openstack.org/neutron/pike/admin/config-routed-networks.html#prerequisites</a> - current docs state the same thing)<span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px"><br>This defeats the purpose of using DHCP relay, though, where the Ironic controller does *not* have direct connectivity to the remote segment. </span></div><div><span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px"><br></span></div><div><span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px">Here is a rough drawing - what is wrong with my thinking here? </span></div><div><span style="color:rgb(51,51,51);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;font-size:14px">Remote server: </span><a href="http://10.146.30.32/27" target="_blank">10.146.30.32/27</a> VLAN 2116<-----> Router with DHCP relay <------> Ironic controller, provisioning network: <a href="http://10.146.29.192/26" target="_blank">10.146.29.192/26</a> VLAN 2115</div><div><br></div><div>Thank you, </div><div>Tom King</div></div>
_______________________________________________<br>
openstack-mentoring mailing list<br>
<a href="mailto:openstack-mentoring@lists.openstack.org" target="_blank">openstack-mentoring@lists.openstack.org</a><br>
<a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-mentoring" rel="noreferrer" target="_blank">http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-mentoring</a><br>
</blockquote></div>