Ask Your Question

Revision history [back]

click to hide/show revision 1
initial version

Please see the configurations

root@compute:~# cat /etc/neutron/neutron.conf
[DEFAULT]
lock_path = $state_path/lock
core_plugin = ml2
service_plugins = router
allow_overlapping_ips = True
rpc_backend = rabbit
rabbit_host = controller
rabbit_password = ntslab
auth_strategy = keystone
verbose = True
[matchmaker_redis]
[matchmaker_ring]
[quotas]
[agent]
root_helper = sudo /usr/bin/neutron-rootwrap /etc/neutron/rootwrap.conf
[keystone_authtoken]
auth_uri = http://controller:5000/v2.0
identity_uri = http://controller:35357
admin_tenant_name = service
admin_user = neutron
admin_password = ntslab
[database]
#connection = sqlite:////var/lib/neutron/neutron.sqlite
[service_providers]
service_provider=LOADBALANCER:Haproxy:neutron.services.loadbalancer.drivers.haproxy.plugin_driver.HaproxyOnHostPluginDriver:default
service_provider=VPN:openswan:neutron.services.vpn.service_drivers.ipsec.IPsecVPNDriver:default
root@compute:~#
root@compute:~# ifconfig
br-int    Link encap:Ethernet  HWaddr ae:38:87:0e:a9:42
          inet6 addr: fe80::4804:69ff:fe66:5116/64 Scope:Link
          UP BROADCAST RUNNING  MTU:1500  Metric:1
          RX packets:1 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:90 (90.0 B)  TX bytes:648 (648.0 B)

br-tun    Link encap:Ethernet  HWaddr e6:ed:33:a9:a3:40
          inet6 addr: fe80::941b:66ff:fe60:c5f4/64 Scope:Link
          UP BROADCAST RUNNING  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 B)  TX bytes:648 (648.0 B)

eth0      Link encap:Ethernet  HWaddr 00:50:56:bb:5f:c9
          inet addr:192.168.33.202  Bcast:192.168.33.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:5fc9/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:176 errors:0 dropped:5 overruns:0 frame:0
          TX packets:249 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:16156 (16.1 KB)  TX bytes:26530 (26.5 KB)

eth1      Link encap:Ethernet  HWaddr 00:50:56:bb:84:60
          inet addr:192.168.35.202  Bcast:192.168.35.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:8460/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:733 errors:0 dropped:5 overruns:0 frame:0
          TX packets:948 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:142005 (142.0 KB)  TX bytes:164420 (164.4 KB)

eth2      Link encap:Ethernet  HWaddr 00:50:56:bb:04:3b
          inet addr:192.168.36.202  Bcast:192.168.36.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:43b/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:11 errors:0 dropped:0 overruns:0 frame:0
          TX packets:18 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:1124 (1.1 KB)  TX bytes:1680 (1.6 KB)

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:80 errors:0 dropped:0 overruns:0 frame:0
          TX packets:80 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:7510 (7.5 KB)  TX bytes:7510 (7.5 KB)

virbr0    Link encap:Ethernet  HWaddr b2:c7:7f:da:68:5f
          inet addr:192.168.122.1  Bcast:192.168.122.255  Mask:255.255.255.0
          UP BROADCAST MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

root@compute:~#
root@compute:~# ovs-vsctl  show
726bdff7-e5e8-4a94-97fa-dc4985450d36
    Bridge br-int
        fail_mode: secure
        Port br-int
            Interface br-int
                type: internal
        Port patch-tun
            Interface patch-tun
                type: patch
                options: {peer=patch-int}
    Bridge br-tun
        Port "gre-c0a824c9"
            Interface "gre-c0a824c9"
                type: gre
                options: {df_default="true", in_key=flow, local_ip="192.168.36.202", out_key=flow, remote_ip="192.168.36.201"}
        Port patch-int
            Interface patch-int
                type: patch
                options: {peer=patch-tun}
        Port br-tun
            Interface br-tun
                type: internal
    ovs_version: "2.0.2"
root@compute:~#

t@network:~# cat /etc/neutron/neutron.conf
[DEFAULT]
lock_path = $state_path/lock
core_plugin = ml2
rpc_backend = rabbit
rabbit_host = controller
rabbit_password = ntslab
auth_strategy = keystone
core_plugin = ml2
service_plugins = router
allow_overlapping_ips = True
verbose = True
[matchmaker_redis]
[matchmaker_ring]
[quotas]
[agent]
root_helper = sudo /usr/bin/neutron-rootwrap /etc/neutron/rootwrap.conf
[keystone_authtoken]
#auth_protocol = http
auth_uri = http://controller:5000/v2.0
identity_uri = http://controller:35357
admin_tenant_name = service
admin_user = neutron
admin_password = ntslab
[database]
#connection = sqlite:////var/lib/neutron/neutron.sqlite
[service_providers]
service_provider=LOADBALANCER:Haproxy:neutron.services.loadbalancer.drivers.haproxy.plugin_driver.HaproxyOnHostPluginDriver:default
service_provider=VPN:openswan:neutron.services.vpn.service_drivers.ipsec.IPsecVPNDriver:default
root@network:~# ifconfig
br-ex     Link encap:Ethernet  HWaddr 00:50:56:bb:d1:71
          inet6 addr: fe80::e8a1:c9ff:fe05:aec7/64 Scope:Link
          UP BROADCAST RUNNING  MTU:1500  Metric:1
          RX packets:534 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:49135 (49.1 KB)  TX bytes:648 (648.0 B)

br-int    Link encap:Ethernet  HWaddr 46:00:56:04:d8:4c
          inet6 addr: fe80::3457:ccff:fe2e:2f32/64 Scope:Link
          UP BROADCAST RUNNING  MTU:1500  Metric:1
          RX packets:22 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:1780 (1.7 KB)  TX bytes:648 (648.0 B)

br-tun    Link encap:Ethernet  HWaddr c2:59:bc:9f:eb:45
          inet6 addr: fe80::dc3d:1fff:fe51:8e6c/64 Scope:Link
          UP BROADCAST RUNNING  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 B)  TX bytes:648 (648.0 B)

eth0      Link encap:Ethernet  HWaddr 00:50:56:bb:c9:cf
          inet addr:192.168.33.201  Bcast:192.168.33.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:c9cf/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:167 errors:0 dropped:8 overruns:0 frame:0
          TX packets:266 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:14937 (14.9 KB)  TX bytes:28634 (28.6 KB)

eth1      Link encap:Ethernet  HWaddr 00:50:56:bb:c5:35
          inet addr:192.168.35.201  Bcast:192.168.35.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:c535/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:559 errors:0 dropped:7 overruns:0 frame:0
          TX packets:627 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:67584 (67.5 KB)  TX bytes:100374 (100.3 KB)

eth2      Link encap:Ethernet  HWaddr 00:50:56:bb:31:1c
          inet addr:192.168.36.201  Bcast:192.168.36.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:311c/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:10 errors:0 dropped:0 overruns:0 frame:0
          TX packets:23 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:1032 (1.0 KB)  TX bytes:2012 (2.0 KB)

eth3      Link encap:Ethernet  HWaddr 00:50:56:bb:d1:71
          inet6 addr: fe80::250:56ff:febb:d171/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:670 errors:0 dropped:0 overruns:0 frame:0
          TX packets:30 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:57571 (57.5 KB)  TX bytes:2462 (2.4 KB)

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:6 errors:0 dropped:0 overruns:0 frame:0
          TX packets:6 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:844 (844.0 B)  TX bytes:844 (844.0 B)

root@network:~# ovs-vsctl show
f5a5f2ee-5f8d-4007-a7d8-2a657b43a17c
    Bridge br-int
        fail_mode: secure
        Port "tap4e1654d1-a8"
            tag: 1
            Interface "tap4e1654d1-a8"
                type: internal
        Port patch-tun
            Interface patch-tun
                type: patch
                options: {peer=patch-int}
        Port "qr-161f0e84-64"
            tag: 1
            Interface "qr-161f0e84-64"
                type: internal
        Port br-int
            Interface br-int
                type: internal
        Port int-br-ex
            Interface int-br-ex
                type: patch
                options: {peer=phy-br-ex}
    Bridge br-tun
        Port patch-int
            Interface patch-int
                type: patch
                options: {peer=patch-tun}
        Port br-tun
            Interface br-tun
                type: internal
        Port "gre-c0a824ca"
            Interface "gre-c0a824ca"
                type: gre
                options: {df_default="true", in_key=flow, local_ip="192.168.36.201", out_key=flow, remote_ip="192.168.36.202"}
    Bridge br-ex
        Port "eth3"
            Interface "eth3"
        Port phy-br-ex
            Interface phy-br-ex
                type: patch
                options: {peer=int-br-ex}
        Port br-ex
            Interface br-ex
                type: internal
        Port "qg-a9288394-e8"
            Interface "qg-a9288394-e8"
                type: internal
    ovs_version: "2.0.2"

Please see the configurations

root@compute:~# cat /etc/neutron/neutron.conf
[DEFAULT]
lock_path = $state_path/lock
core_plugin = ml2
service_plugins = router
allow_overlapping_ips = True
rpc_backend = rabbit
rabbit_host = controller
rabbit_password = ntslab
xxx
auth_strategy = keystone
verbose = True
[matchmaker_redis]
[matchmaker_ring]
[quotas]
[agent]
root_helper = sudo /usr/bin/neutron-rootwrap /etc/neutron/rootwrap.conf
[keystone_authtoken]
auth_uri = http://controller:5000/v2.0
identity_uri = http://controller:35357
admin_tenant_name = service
admin_user = neutron
admin_password = ntslab
xxx
[database]
#connection = sqlite:////var/lib/neutron/neutron.sqlite
[service_providers]
service_provider=LOADBALANCER:Haproxy:neutron.services.loadbalancer.drivers.haproxy.plugin_driver.HaproxyOnHostPluginDriver:default
service_provider=VPN:openswan:neutron.services.vpn.service_drivers.ipsec.IPsecVPNDriver:default
root@compute:~#
root@compute:~# ifconfig
br-int    Link encap:Ethernet  HWaddr ae:38:87:0e:a9:42
          inet6 addr: fe80::4804:69ff:fe66:5116/64 Scope:Link
          UP BROADCAST RUNNING  MTU:1500  Metric:1
          RX packets:1 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:90 (90.0 B)  TX bytes:648 (648.0 B)

br-tun    Link encap:Ethernet  HWaddr e6:ed:33:a9:a3:40
          inet6 addr: fe80::941b:66ff:fe60:c5f4/64 Scope:Link
          UP BROADCAST RUNNING  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 B)  TX bytes:648 (648.0 B)

eth0      Link encap:Ethernet  HWaddr 00:50:56:bb:5f:c9
          inet addr:192.168.33.202  Bcast:192.168.33.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:5fc9/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:176 errors:0 dropped:5 overruns:0 frame:0
          TX packets:249 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:16156 (16.1 KB)  TX bytes:26530 (26.5 KB)

eth1      Link encap:Ethernet  HWaddr 00:50:56:bb:84:60
          inet addr:192.168.35.202  Bcast:192.168.35.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:8460/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:733 errors:0 dropped:5 overruns:0 frame:0
          TX packets:948 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:142005 (142.0 KB)  TX bytes:164420 (164.4 KB)

eth2      Link encap:Ethernet  HWaddr 00:50:56:bb:04:3b
          inet addr:192.168.36.202  Bcast:192.168.36.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:43b/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:11 errors:0 dropped:0 overruns:0 frame:0
          TX packets:18 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:1124 (1.1 KB)  TX bytes:1680 (1.6 KB)

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:80 errors:0 dropped:0 overruns:0 frame:0
          TX packets:80 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:7510 (7.5 KB)  TX bytes:7510 (7.5 KB)

virbr0    Link encap:Ethernet  HWaddr b2:c7:7f:da:68:5f
          inet addr:192.168.122.1  Bcast:192.168.122.255  Mask:255.255.255.0
          UP BROADCAST MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)

root@compute:~#
root@compute:~# ovs-vsctl  show
726bdff7-e5e8-4a94-97fa-dc4985450d36
    Bridge br-int
        fail_mode: secure
        Port br-int
            Interface br-int
                type: internal
        Port patch-tun
            Interface patch-tun
                type: patch
                options: {peer=patch-int}
    Bridge br-tun
        Port "gre-c0a824c9"
            Interface "gre-c0a824c9"
                type: gre
                options: {df_default="true", in_key=flow, local_ip="192.168.36.202", out_key=flow, remote_ip="192.168.36.201"}
        Port patch-int
            Interface patch-int
                type: patch
                options: {peer=patch-tun}
        Port br-tun
            Interface br-tun
                type: internal
    ovs_version: "2.0.2"
root@compute:~#

t@network:~# cat /etc/neutron/neutron.conf
[DEFAULT]
lock_path = $state_path/lock
core_plugin = ml2
rpc_backend = rabbit
rabbit_host = controller
rabbit_password = ntslab
xxx
auth_strategy = keystone
core_plugin = ml2
service_plugins = router
allow_overlapping_ips = True
verbose = True
[matchmaker_redis]
[matchmaker_ring]
[quotas]
[agent]
root_helper = sudo /usr/bin/neutron-rootwrap /etc/neutron/rootwrap.conf
[keystone_authtoken]
#auth_protocol = http
auth_uri = http://controller:5000/v2.0
identity_uri = http://controller:35357
admin_tenant_name = service
admin_user = neutron
admin_password = ntslab
xxx
[database]
#connection = sqlite:////var/lib/neutron/neutron.sqlite
[service_providers]
service_provider=LOADBALANCER:Haproxy:neutron.services.loadbalancer.drivers.haproxy.plugin_driver.HaproxyOnHostPluginDriver:default
service_provider=VPN:openswan:neutron.services.vpn.service_drivers.ipsec.IPsecVPNDriver:default
root@network:~# ifconfig
br-ex     Link encap:Ethernet  HWaddr 00:50:56:bb:d1:71
          inet6 addr: fe80::e8a1:c9ff:fe05:aec7/64 Scope:Link
          UP BROADCAST RUNNING  MTU:1500  Metric:1
          RX packets:534 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:49135 (49.1 KB)  TX bytes:648 (648.0 B)

br-int    Link encap:Ethernet  HWaddr 46:00:56:04:d8:4c
          inet6 addr: fe80::3457:ccff:fe2e:2f32/64 Scope:Link
          UP BROADCAST RUNNING  MTU:1500  Metric:1
          RX packets:22 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:1780 (1.7 KB)  TX bytes:648 (648.0 B)

br-tun    Link encap:Ethernet  HWaddr c2:59:bc:9f:eb:45
          inet6 addr: fe80::dc3d:1fff:fe51:8e6c/64 Scope:Link
          UP BROADCAST RUNNING  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:0 (0.0 B)  TX bytes:648 (648.0 B)

eth0      Link encap:Ethernet  HWaddr 00:50:56:bb:c9:cf
          inet addr:192.168.33.201  Bcast:192.168.33.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:c9cf/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:167 errors:0 dropped:8 overruns:0 frame:0
          TX packets:266 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:14937 (14.9 KB)  TX bytes:28634 (28.6 KB)

eth1      Link encap:Ethernet  HWaddr 00:50:56:bb:c5:35
          inet addr:192.168.35.201  Bcast:192.168.35.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:c535/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:559 errors:0 dropped:7 overruns:0 frame:0
          TX packets:627 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:67584 (67.5 KB)  TX bytes:100374 (100.3 KB)

eth2      Link encap:Ethernet  HWaddr 00:50:56:bb:31:1c
          inet addr:192.168.36.201  Bcast:192.168.36.255  Mask:255.255.255.0
          inet6 addr: fe80::250:56ff:febb:311c/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:10 errors:0 dropped:0 overruns:0 frame:0
          TX packets:23 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:1032 (1.0 KB)  TX bytes:2012 (2.0 KB)

eth3      Link encap:Ethernet  HWaddr 00:50:56:bb:d1:71
          inet6 addr: fe80::250:56ff:febb:d171/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:670 errors:0 dropped:0 overruns:0 frame:0
          TX packets:30 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:57571 (57.5 KB)  TX bytes:2462 (2.4 KB)

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:6 errors:0 dropped:0 overruns:0 frame:0
          TX packets:6 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:844 (844.0 B)  TX bytes:844 (844.0 B)

root@network:~# ovs-vsctl show
f5a5f2ee-5f8d-4007-a7d8-2a657b43a17c
    Bridge br-int
        fail_mode: secure
        Port "tap4e1654d1-a8"
            tag: 1
            Interface "tap4e1654d1-a8"
                type: internal
        Port patch-tun
            Interface patch-tun
                type: patch
                options: {peer=patch-int}
        Port "qr-161f0e84-64"
            tag: 1
            Interface "qr-161f0e84-64"
                type: internal
        Port br-int
            Interface br-int
                type: internal
        Port int-br-ex
            Interface int-br-ex
                type: patch
                options: {peer=phy-br-ex}
    Bridge br-tun
        Port patch-int
            Interface patch-int
                type: patch
                options: {peer=patch-tun}
        Port br-tun
            Interface br-tun
                type: internal
        Port "gre-c0a824ca"
            Interface "gre-c0a824ca"
                type: gre
                options: {df_default="true", in_key=flow, local_ip="192.168.36.201", out_key=flow, remote_ip="192.168.36.202"}
    Bridge br-ex
        Port "eth3"
            Interface "eth3"
        Port phy-br-ex
            Interface phy-br-ex
                type: patch
                options: {peer=int-br-ex}
        Port br-ex
            Interface br-ex
                type: internal
        Port "qg-a9288394-e8"
            Interface "qg-a9288394-e8"
                type: internal
    ovs_version: "2.0.2"