<div dir="ltr">If I understand correctly your use case security groups can be probably used to satisfy your goal with Neutron.<div><br></div><div>Groups of isolated VMs in the same network can be assigned to different security groups. Traffic among different groups will be dropped unless unable by a specific security group rule.</div><div><br></div><div>Still I am not sure if this is your goal - as you wrote that you want to forbid traffic between VMs and floating IPs, you might be trying to achieve something different.</div><div><br></div><div>Salvatore</div></div><div class="gmail_extra"><br><div class="gmail_quote">On 7 July 2015 at 18:38, Marco Mariani <span dir="ltr"><<a href="mailto:marco.mariani@alterway.fr" target="_blank">marco.mariani@alterway.fr</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">Hi,<div><br></div><div>I'm using Neutron+VLAN. Is it possible to isolate VMs in the same tenant network, and filter traffic according to security rules?</div><div><br></div><div><div>In my understanding the allow_same_net_traffic in nova.conf only affects nova-network and not Neutron behavior.<br></div></div><div><br></div><div><div>On the same note, I'd like to forbid traffic to between VMs and floating IPs, even if there is a router to allows egress traffic to the Internet...</div><div><br></div><div></div></div><div>Thanks</div><div><br></div></div>
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