<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi,<div class=""><br class=""></div><div class="">VLAN transparency is not supported for OVS mechanism driver. Maybe somewhere in future - that was reported, for example in [1] </div><div class=""><br class=""></div><div class="">Maybe you would consider using ‘VLAN aware VMs’ aka Neutron trunk ports, [2]?</div><div class=""><br class=""></div><div class="">BR, </div><div class="">Konstantin</div><div class="">[1] <a href="https://bugs.launchpad.net/neutron/+bug/1604222" class="">https://bugs.launchpad.net/neutron/+bug/1604222</a></div><div class="">[2] <a href="https://specs.openstack.org/openstack/neutron-specs/specs/newton/vlan-aware-vms.html" class="">https://specs.openstack.org/openstack/neutron-specs/specs/newton/vlan-aware-vms.html</a> </div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Feb 17, 2017, at 3:30 PM, Xu, Rongjie (Nokia - CN/Hangzhou) <<a href="mailto:rongjie.xu@nokia.com" class="">rongjie.xu@nokia.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><font face="Calibri" size="2" style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-size: 11pt;" class=""><div class=""><font color="#1F4E79" class="">Hi,</font></div><div class=""><font color="#1F4E79" class=""> </font></div><div class=""><font color="#1F4E79" class="">I want to use vlan_transparent feature of neutron. What shall I do to enable this feature?</font></div><div class=""><font color="#1F4E79" class=""> </font></div><div class=""><font color="#1F4E79" class="">Here is what I currently have done: enable following option on both controller and compute and restart neutron related services.</font></div><div style="text-indent: 36pt;" class=""><font color="#1F4E79" class=""><span style="background-color: yellow;" class="">/etc/neutron/</span><span style="background-color: yellow;" class="">neutron.conf</span></font></div><div style="text-indent: 36pt;" class=""><font color="#1F4E79" class=""><span style="background-color: yellow;" class="">vlan_transparent = True</span></font></div><div class=""><font face="Times New Roman" color="#1F4E79" class=""> </font></div><div class=""><font color="#1F4E79" class="">With this configuration, I launched two VMs attached to one L2 tenant network with vlan_transparent enabled. I set up vlan on VM port manually and try to ping each other. But it does not work as ARP packets are dropped inside OVS. Per my understanding, I shall miss something of configuration so OVS ARP flows are not added automatically.<span class="Apple-converted-space"> </span></font></div><div class=""><font face="Times New Roman" color="#1F4E79" class=""> </font></div><div class=""><font face="Times New Roman" color="#1F4E79" class=""> </font></div><div class=""><font face="Times New Roman" color="#1F4E79" class=""> </font></div><div class=""><font color="#1F4E79" class="">Best Regards</font></div><div class=""><font color="#1F4E79" class="">Xu Rongjie (Max)</font></div><div class=""><font color="#1F4E79" class=""> </font></div><div class=""><font face="Times New Roman" class=""> </font></div><div class=""><font face="Times New Roman" class=""> </font></div></span></font><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">_______________________________________________</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Mailing list:<span class="Apple-converted-space"> </span></span><a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack</a><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Post to :<span class="Apple-converted-space"> </span></span><a href="mailto:openstack@lists.openstack.org" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">openstack@lists.openstack.org</a><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Unsubscribe :<span class="Apple-converted-space"> </span></span><a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack</a></div></blockquote></div><br class=""></div></body></html>