[neutron][ovn] VLAN Ranges
syedammad83 at gmail.com
Thu Dec 16 08:06:26 UTC 2021
Thanks Slawek. Is it possible to define two vlan ranges for one physnet
for example 200 to 300 and 3500 to 3600?
On Thu, Dec 16, 2021 at 12:42 PM Slawek Kaplonski <skaplons at redhat.com>
> On środa, 15 grudnia 2021 22:19:23 CET Ammad Syed wrote:
> > Hi,
> > I am using neutron xena release with OVN. I have currently defined the
> > range "network_vlan_ranges = vlannet1:3500:3600" in ml2_conf.ini.
> > I have set bridge mapping via ovs with the below command.
> > ovs-vsctl set open . external-ids:ovn-bridge-mappings=vlannet1:br-vlan
> > Now I have to add a new vlan range. Can anyone confirm the syntax of
> > ml2_conf.ini and bridge mapping.
> > network_vlan_ranges = vlannet1:3500:3600,vlannet2:300:400
> That syntax is correct. This config option is comma-separated list of
> and ranges as You did above.
> > ovs-vsctl set open .
> > external-ids:ovn-bridge-mappings=vlannet1:br-vlan,vlannet2:br-vlan
> > Need to confirm the correct way to add new vlan range if the server is
> > currently live ? Can we use the same bridge with two different mapping
> > vlannet1 and vlannet2 ?
> No. On bridge can be mapped to one physical network. We even had proposal
> change it recently: https://bugs.launchpad.net/neutron/+bug/1952867 but
> we decided that we don't want to allow that.
> > Ammad
> Slawek Kaplonski
> Principal Software Engineer
> Red Hat
Syed Ammad Ali
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