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thanks.

I met an issue , I  configured three ovs bridge ( br-ex, provision, 
provider) in ml2_conf.ini  but after I reboot the node , found only 2 
bridges flow table is normal , the other one bridge's flow table is empty.

the bridge sometimes is "provision" , sometimes is "provider" , which 
possibilities is there for this issue.?

[root at cloud]# ovs-ofctl show provision
OFPT_FEATURES_REPLY (xid=0x2): dpid:0000248a075541e8
n_tables:254, n_buffers:256
capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP
actions: output enqueue set_vlan_vid set_vlan_pcp strip_vlan mod_dl_src 
mod_dl_dst mod_nw_src mod_nw_dst mod_nw_tos mod_tp_src mod_tp_dst
  1(bond0): addr:24:8a:07:55:41:e8
      config:     0
      state:      0
      speed: 0 Mbps now, 0 Mbps max
  2(phy-provision): addr:2e:7c:ba:fe:91:72
      config:     0
      state:      0
      speed: 0 Mbps now, 0 Mbps max
  LOCAL(provision): addr:24:8a:07:55:41:e8
      config:     0
      state:      0
      speed: 0 Mbps now, 0 Mbps max
OFPT_GET_CONFIG_REPLY (xid=0x4): frags=normal miss_send_len=0
[root at cloud]# ovs-ofctl dump-flows  provision
NXST_FLOW reply (xid=0x4):

[root at cloud]# ip r
default via 192.168.60.247 dev br-ex
10.53.16.0/24 dev vlan16  proto kernel  scope link  src 10.53.16.11
10.53.17.0/24 dev provider  proto kernel  scope link  src 10.53.17.11
10.53.22.0/24 dev vlan22  proto kernel  scope link  src 10.53.22.111
10.53.32.0/24 dev vlan32  proto kernel  scope link  src 10.53.32.11
10.53.33.0/24 dev provision  proto kernel  scope link  src 10.53.33.11
10.53.128.0/24 dev docker0  proto kernel  scope link  src 10.53.128.1
169.254.0.0/16 dev vlan16  scope link  metric 1012
169.254.0.0/16 dev vlan22  scope link  metric 1014
169.254.0.0/16 dev vlan32  scope link  metric 1015
169.254.0.0/16 dev br-ex  scope link  metric 1032
169.254.0.0/16 dev provision  scope link  metric 1033
169.254.0.0/16 dev provider  scope link  metric 1034
192.168.60.0/24 dev br-ex  proto kernel  scope link  src 192.168.60.111

what' the root cause ?

  rpm -qa | grep openvswitch
openvswitch-2.6.1-4.1.git20161206.el7.x86_64
python-openvswitch-2.6.1-4.1.git20161206.el7.noarch
openstack-neutron-openvswitch-10.0.1-1.el7.noarch


On 6/22 9:53, Kevin Benton wrote:
> Rules to allow aren't setup until the port is wired and it calls the 
> functions like this:
> https://github.com/openstack/neutron/blob/master/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py#L602-L606
>
> On Wed, Jun 21, 2017 at 4:49 PM, Margin Hu <today.good at 163.com 
> <mailto:today.good at 163.com>> wrote:
>
>     Hi Guys,
>
>     I have a question in setup_physical_bridges funtion  of
>     neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py
>
>          # block all untranslated traffic between bridges
>                 self.int_br.drop_port(in_port=int_ofport)
>                 br.drop_port(in_port=phys_ofport)
>
>     [refer](https://github.com/openstack/neutron/blob/master/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py#L1159
>     <https://github.com/openstack/neutron/blob/master/neutron/plugins/ml2/drivers/openvswitch/agent/ovs_neutron_agent.py#L1159>)
>
>     when permit traffic between bridges ?  when modify flow table of
>     ovs bridge?
>
>
>
>
>
>
>
>
>
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