If it's to carry some non-ethernet traffic you will need to setup a tunnel between the VMs yourself with L2TP or something similar.
On Thu, Mar 16, 2017 at 10:47 AM, Vivek Nirala <nirala.vi...@gmail.com> wrote: > The connection should be like normal Ethernet wire connection, just like > we plug an Ethernet wire between two hosts (Host1)nic---etherrnetwire--- > nic(Host2). > > > On 16-Mar-2017 4:40 PM, "Kevin Benton" <ke...@benton.pub> wrote: > >> What kind of cable? What protocol will be carried over it? >> >> Traffic between VMs on different hosts needs to be encapsulated by a >> protocol like GRE or VXLAN to carry it over the real network so that >> imposes some limitations on emulating a 'direct wire'. >> >> If you need to carry some other l2 protocol between two VMs, I suggest >> that you just establish and L2TP connection between the hypervisors. >> >> On Mar 16, 2017 03:56, "Vivek Nirala" <nirala.vi...@gmail.com> wrote: >> >>> 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 <ke...@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.vi...@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 >>>>> >>>>> >>>>> _______________________________________________ >>>>> Mailing list: http://lists.openstack.org/cgi >>>>> -bin/mailman/listinfo/openstack >>>>> Post to : openstack@lists.openstack.org >>>>> Unsubscribe : http://lists.openstack.org/cgi >>>>> -bin/mailman/listinfo/openstack >>>>> >>>>> >>>> >>> >>> >>> -- >>> Thanks, >>> *Vivek Nirala* >>> Mobile:+91-9278676843 <+91%2092786%2076843> >>> >>
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