[Openstack] [Neutron] Need L2 Connectivity between the extra two nics between the VMs created on OpensStack

Vivek Nirala nirala.vivek at gmail.com
Thu Mar 16 10:56:36 UTC 2017

​I want the connection between the two VMs through nics or anyother way,
such that the connection is like direct cable connection.​

On Wed, Mar 15, 2017 at 11:06 AM, Kevin Benton <kevin at benton.pub> wrote:

> What type of L2 communication do they need to do? If it's ethernet, then
> just attaching two ports to a network using one of the reference ML2
> drivers (i.e. OVS or LinuxBridge) will give you L2 ethernet connectivity
> via virtual switches.
> If you want two VMs connected via a direct connect that passes arbitrary
> frames directly without switching so you can use non-ethernet protocols,
> then I don't believe any of the plugins support a model like that.
> On Tue, Mar 14, 2017 at 9:46 PM, Vivek Nirala <nirala.vivek at gmail.com>
> wrote:
>> Hi,
>> I have installed openstack using ansible on Ubuntu 16.04 Server.
>> I am able to successfully create VMs and launch instances however the
>> requirement is to add one extra nic on both VMs(default is only once nic)
>> so as the extra nics are connected as if they are physically connected via
>> a wire i.e. L2 connectivity.
>> Please let me know your suggestions.
>> Thanks
>> ​,
>> Vivek​
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*Vivek Nirala*
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