Open Stack

Maybe I'm misunderstanding what you're getting at.  I can create both 
public and private networks within OS9.2 using just VLANs.  I can also 
create networks on VLANs that are outside of the tenant VLAN range I 
specified in Fuel prior to deployment under the Neutron L2 section.

On 04/13/2017 12:43 PM, Konstantin Raskoshnyi wrote:
> It has VLAN segmentation, but.
>
> Mirantis OS92 using vlans for tenants private network, then it connects
> to flat public network through neutron. If all controllers are down, all
> vms are offline.
>
> I've seen in openstack 11 you can choose type of network from horizon
> like (flat, vlan etc). So you can specify any vlan to attach to VMs
>
> On Thu, Apr 13, 2017 at 10:26 AM, siloxx at gmail.com
> <mailto:siloxx at gmail.com> <siloxx at gmail.com <mailto:siloxx at gmail.com>>
> wrote:
>
>     I'm running Mirantis OS 9.2 and using VLANs so you should be able to
>     as well without using OS11.  It should provide you the option to use
>     VLAN segmentation for networking while running the cloud environment
>     creation wizard.  Once you create the cloud environment, you can't
>     change this option, you must re-create the cloud to do so(as far as
>     I'm aware of).
>
>     On 04/13/2017 12:19 PM, Konstantin Raskoshnyi wrote:
>
>         Yes, you must be right.
>         I'm using the old Mirantis OS 9.2, there's no suck options like
>         Vlan. Only flat network.
>         I'll take a look on OS11
>
>         Thanks
>
>         On Thu, Apr 13, 2017 at 9:24 AM, siloxx at gmail.com
>         <mailto:siloxx at gmail.com>
>         <mailto:siloxx at gmail.com <mailto:siloxx at gmail.com>>
>         <siloxx at gmail.com <mailto:siloxx at gmail.com>
>         <mailto:siloxx at gmail.com <mailto:siloxx at gmail.com>>>
>         wrote:
>
>             This is only if you're using the controllers to serve as a
>         gateway
>             to the Internet or to direct incoming traffic to the VMs.
>
>             If you use a VLAN only network configuration to offload the
>         gateway
>             to an external device (router or l3 switch) or you use
>         Neutron in
>             DVR mode, this shouldn't be an issue.
>
>             On 04/13/2017 10:49 AM, Konstantin Raskoshnyi wrote:
>
>                 If all controllers are down - nova is down and vms won't
>         be able to
>                 access network
>
>                 On Thu, Apr 13, 2017 at 5:33 AM Adam Lawson
>         <alawson at aqorn.com <mailto:alawson at aqorn.com>
>                 <mailto:alawson at aqorn.com <mailto:alawson at aqorn.com>>
>                 <mailto:alawson at aqorn.com <mailto:alawson at aqorn.com>
>         <mailto:alawson at aqorn.com <mailto:alawson at aqorn.com>>>> wrote:
>
>                     Another FYI, OpenStack services don't have to be
>         running to
>                 access a
>                     virtual machine. Period. Amy other condition that
>         prevents
>                 this is a
>                     serious design flaw.
>
>                     //adam
>
>                     On Apr 13, 2017 5:31 AM, wrote:
>
>                         Fyi, the idea of controllers are a bit of a
>         misnomer.
>                 You should
>                         have redundant services; they don't necessarily
>         need to
>                 be on
>                         the same box. Since your asking as a new user.
>         Have fun!
>
>                         //adam
>
>                         On Apr 12, 2017 5:27 PM, "Konstantin Raskoshnyi"
>                         <konrasko at gmail.com <mailto:konrasko at gmail.com>
>         <mailto:konrasko at gmail.com <mailto:konrasko at gmail.com>>
>                 <mailto:konrasko at gmail.com <mailto:konrasko at gmail.com>
>         <mailto:konrasko at gmail.com <mailto:konrasko at gmail.com>>>> wrote:
>
>                             Yes, machines are still running, but since
>         neutron
>                 is down
>                             none of them can be accessible.
>
>                             On Wed, Apr 12, 2017 at 5:10 PM ron ramos
>                 <nhadie at gmail.com <mailto:nhadie at gmail.com>
>         <mailto:nhadie at gmail.com <mailto:nhadie at gmail.com>>
>                             <mailto:nhadie at gmail.com
>         <mailto:nhadie at gmail.com> <mailto:nhadie at gmail.com
>         <mailto:nhadie at gmail.com>>>>
>                 wrote:
>
>                                 hi,
>
>                                 depends on what you mean by
>         inaccessible, your VM is
>                                 probably still up and running on the compute
>                 node. but
>                                 you won't be able to access them
>         remotely as your
>                                 controller node ( which is hosting
>         neutron ) is
>                 down.
>
>                                 regards,
>                                 nhadie
>
>
>                                 On Apr 12, 2017 11:31, "Konstantin
>         Raskoshnyi"
>                                 <konrasko at gmail.com
>         <mailto:konrasko at gmail.com> <mailto:konrasko at gmail.com
>         <mailto:konrasko at gmail.com>>
>                 <mailto:konrasko at gmail.com <mailto:konrasko at gmail.com>
>         <mailto:konrasko at gmail.com <mailto:konrasko at gmail.com>>>> wrote:
>
>                                     Hi guys,
>                                     I'm new to openstack.
>                                     Installed mirantis os 9,
>                                     If one of controllers goes down - vm
>                 machines are
>                                     not accesible, I though openstack
>         supposed
>                 to work
>                                     even if one controller is alive
>
>                                     Any thoughts?
>
>
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