[openstack-dev] [Openstack][nova][Neutron] Launch VM with multiple Ethernet interfaces with I.P. of single subnet.

Aaron Rosen aaronorosen at gmail.com
Thu Apr 17 03:43:33 UTC 2014


Yes please... I don't see why one would need two interfaces on the same L2
to do that though.


On Wed, Apr 16, 2014 at 8:29 PM, Vikash Kumar <
vikash.kumar at oneconvergence.com> wrote:

> Aaron,
>
>    One of the use case is to create L2 segments in a network. I can
> elaborate this use case if u want.
>
>
>
> On Thu, Apr 17, 2014 at 6:20 AM, Aaron Rosen <aaronorosen at gmail.com>wrote:
>
>> This is true. Several people have asked this same question over the years
>> though I've yet to hear a use case why one really need to do this. Do you
>> have one?
>>
>>
>> On Wed, Apr 16, 2014 at 3:12 PM, Ronak Shah <ronak at nuagenetworks.net>wrote:
>>
>>> Hi Vikash,
>>> Currently this is not supported. the NIC not only needs to be in
>>> different subnet, they have to be in different network as well (container
>>> for the subnet)
>>>
>>> Thanks
>>> Ronak
>>>
>>> On Wed, Apr 16, 2014 at 3:51 AM, Vikash Kumar <
>>> vikash.kumar at oneconvergence.com> wrote:
>>>
>>>> *With 'interfaces' I mean 'nics' of VM*.
>>>>
>>>>
>>>> On Wed, Apr 16, 2014 at 4:18 PM, Vikash Kumar <
>>>> vikash.kumar at oneconvergence.com> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>>      I want to launch one VM which will have two Ethernet interfaces
>>>>> with IP of single subnet. Is this supported now in openstack ? Any
>>>>> suggestion ?
>>>>>
>>>>>
>>>>> Thanx
>>>>>
>>>>
>>>>
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