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From Ignazio Cassano <ignaziocass...@gmail.com>
Subject Re: cloudstack kvm openvswitch
Date Fri, 24 Apr 2015 09:12:38 GMT
I'll try asap.
Many thanks
Il giorno 24/apr/2015 10:50, "Remi Bergsma" <remi@remi.nl> ha scritto:

> Hi,
>
> I recently worked on KVM with Open vSwitch, but controlled by NSX (aka
> Nicira). Apart from the controller and some settings, it should be the
> same.
>
> Some pointers:
> http://docs.cloudstack.apache.org/en/latest/networking/ovs-plugin.html
> https://cwiki.apache.org/confluence/display/CLOUDSTACK/KVM+with+OpenVSwitch
>
> http://blog.remibergsma.com/2015/04/04/adding-a-kvm-cluster-with-nsx-networking-to-cloudstack/
> (skip the NSX stuff)
>
> It is not needed anymore to compile ovs yourself. I worked with CentOS6 and
> 7 and Ubuntu 14.04 out of the box. There is some extra work to get STT to
> work, but since you do use GRE instead you can ignore it.
>
> This is a script I wrote to help setup KVM/OVS/CloudStack in my lab to be
> able to do quick POCs. It could help you too in setting up the bridges and
> interfaces:
> https://github.com/remibergsma/openvswitch-kvm-config
>
> To answer your question about the tunnels: in my case they are created on
> the fly. I would just give it a go and see if ovs creates any tunnels.
>
> Hope this helps.
>
> Regards,
> Remi
>
>
>
> 2015-04-24 7:50 GMT+02:00 Ignazio Cassano <ignaziocassano@gmail.com>:
>
> > Thanks a lot.
> > What I need to know is how I must prepare kvm nodes for openvswitch: for
> > example if I must create a gre tunnel between nodes or if it is enough
> > adding an address on each openvswitch  bridge.
> > Regards
> > Il giorno 24/apr/2015 06:22, "Sanjeev N" <sanjeev@apache.org> ha
> scritto:
> >
> > > Hi ,
> > >
> > > We can't avoid configuring vlans on physical switched even if we use
> OVS
> > > instead of bridge more on KVM. One option would be to use GRE isolation
> > > instead of VLAN based in creating Physical network in a zone.
> > >
> > > -Sanjeev
> > >
> > > On Thu, Apr 23, 2015 at 4:05 PM, Ignazio Cassano <
> > ignaziocassano@gmail.com
> > > >
> > > wrote:
> > >
> > > > Hi all,
> > > > I would like to install a new cloudstack infrastracture with kvm
> nodes
> > > but
> > > > I also would like to use OVS to configure guests vlan avoiding to
> > > configure
> > > > them on
> > > > physical switches.
> > > > I am planning to user three kvm nodes but I do not know how prepare
> > them
> > > to
> > > > use OVS: must I create a gre tunnel between nodes ?
> > > > Regards
> > > >
> > >
> >
>

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