Re: [Openstack] vm isolation in same tenant network

2015-07-08 Thread Marco Mariani
2015-07-07 23:46 GMT+02:00 Salvatore Orlando sorla...@nicira.com: Even if VMs are in the same logical network, it should be possible to do isolation associating them with different security groups, in your case N security groups. For instance if VM1 and VM2 are associated respectively with

[Openstack] vm isolation in same tenant network

2015-07-07 Thread Marco Mariani
Hi, I'm using Neutron+VLAN. Is it possible to isolate VMs in the same tenant network, and filter traffic according to security rules? In my understanding the allow_same_net_traffic in nova.conf only affects nova-network and not Neutron behavior. On the same note, I'd like to forbid traffic to

Re: [Openstack] vm isolation in same tenant network

2015-07-07 Thread Salvatore Orlando
If I understand correctly your use case security groups can be probably used to satisfy your goal with Neutron. 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.

Re: [Openstack] vm isolation in same tenant network

2015-07-07 Thread Marco Mariani
2015-07-07 20:52 GMT+02:00 Salvatore Orlando sorla...@nicira.com: If I understand correctly your use case security groups can be probably used to satisfy your goal with Neutron. Groups of isolated VMs in the same network can be assigned to different security groups. Traffic among different