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</o:shapelayout></xml><![endif]--></head><body lang=ZH-CN link="#0563C1" vlink="#954F72" style='text-justify-trim:punctuation'><div class=WordSection1><p class=MsoNormal><span lang=EN-US><a href="http://docs.openstack.org/mitaka/install-guide-ubuntu/environment-networking.html#environment-networking">http://docs.openstack.org/mitaka/install-guide-ubuntu/environment-networking.html#environment-networking</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>In the guide, the compute node requires a provider network connection, and the neutron run in controller node.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>But per my understanding, all VMs access the internet via NAT, and the nova node has no internet access requirement in production environment.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Anything I missed or misunderstood?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal align=left style='text-align:left'><span lang=EN-US style='font-family:"微软雅黑",sans-serif;color:black'>Best regards,<o:p></o:p></span></p><p class=MsoNormal align=left style='text-align:left'><span lang=EN-US style='font-family:"微软雅黑",sans-serif;color:black'>Rui Mao<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>