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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Geo,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">You also need to set the gateway_external_network_id variable to empty. If you don’t, the L3 agent is either using the gateway from the network with the specified
UUID, or can’t figure out which one to use.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Also, if the networks have VLAN tags that would be handled by the switch, you might need to create that network on an entirely separate bridge (for example:
br-ex2) and bind it to your physical interface. After you do that, go through all the associations, such as adding the new physnet# in your bridge mappings and vlan ranges in your ml2_conf.ini.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Noah Abrahams<o:p></o:p></span></b></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Staff Engineer @ IGT | Central Platforms and Apps<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Geo Varghese [mailto:gvarghese@aqorn.com]
<br>
<b>Sent:</b> Thursday, June 04, 2015 6:26 AM<br>
<b>To:</b> openstack-operators@lists.openstack.org; openstack@lists.openstack.org<br>
<b>Subject:</b> [Openstack-operators] Help with multiple external network in openstack<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">Hi Team,<o:p></o:p></p>
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<p class="MsoNormal">I need some help to setup multiple external network<o:p></o:p></p>
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<p class="MsoNormal"><br clear="all">
<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">In normal single external network we create
<b>br-ex</b> bridge and add it in <o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">/etc/neutron/l3_agent.ini<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">As <br>
<br>
external_network_bridge = br-ex<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">It is working for me.<br>
<br>
<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">But in the case of multiple external network, this variable to be set to empty according to the docs. I did that but seems working.<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">Any one please specify whta other changes i have to do to make it working.<o:p></o:p></p>
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<p class="MsoNormal">Thanks for your support guys.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal">--<o:p></o:p></p>
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<p class="MsoNormal">Regards,<o:p></o:p></p>
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<p class="MsoNormal">Geo Varghese<o:p></o:p></p>
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