Comment 3 for bug 1656847

interfaces on compute hosts:

9: qbrb2231d9d-70: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
    link/ether e6:76:41:b8:33:aa brd ff:ff:ff:ff:ff:ff
    inet6 fe80::58ec:7ff:fec8:beea/64 scope link
       valid_lft forever preferred_lft forever
10: qvob2231d9d-70@qvbb2231d9d-70: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc noqueue master ovs-system state UP group default qlen 1000
    link/ether 9e:e6:09:18:79:b8 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::9ce6:9ff:fe18:79b8/64 scope link
       valid_lft forever preferred_lft forever
11: qvbb2231d9d-70@qvob2231d9d-70: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc noqueue master qbrb2231d9d-70 state UP group default qlen 1000
    link/ether e6:76:41:b8:33:aa brd ff:ff:ff:ff:ff:ff
    inet6 fe80::e476:41ff:feb8:33aa/64 scope link
       valid_lft forever preferred_lft forever
13: veth5RHGD8@if12: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master qbrb2231d9d-70 state UP group default qlen 1000
    link/ether fe:49:43:8f:d7:16 brd ff:ff:ff:ff:ff:ff link-netnsid 0
    inet6 fe80::fc49:43ff:fe8f:d716/64 scope link
       valid_lft forever preferred_lft forever
14: gre0@NONE: <NOARP> mtu 1476 qdisc noop state DOWN group default qlen 1
    link/gre 0.0.0.0 brd 0.0.0.0
15: gretap0@NONE: <BROADCAST,MULTICAST> mtu 1462 qdisc noop state DOWN group default qlen 1000
    link/ether 00:00:00:00:00:00 brd ff:ff:ff:ff:ff:ff
16: gre_sys@NONE: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 65490 qdisc pfifo_fast master ovs-system state UNKNOWN group default qlen 1000
    link/ether 42:f1:80:1f:aa:7b brd ff:ff:ff:ff:ff:ff
    inet6 fe80::40f1:80ff:fe1f:aa7b/64 scope link
       valid_lft forever preferred_lft forever
17: qbr51745526-12: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
    link/ether 76:90:01:e0:ce:18 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::300a:61ff:fe76:81e5/64 scope link
       valid_lft forever preferred_lft forever
18: qvo51745526-12@qvb51745526-12: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc noqueue master ovs-system state UP group default qlen 1000
    link/ether 22:3f:9d:50:e2:45 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::203f:9dff:fe50:e245/64 scope link
       valid_lft forever preferred_lft forever
19: qvb51745526-12@qvo51745526-12: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc noqueue master qbr51745526-12 state UP group default qlen 1000
    link/ether 76:90:01:e0:ce:18 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::7490:1ff:fee0:ce18/64 scope link
       valid_lft forever preferred_lft forever
21: vethPXK7KW@if20: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master qbr51745526-12 state UP group default qlen 1000
    link/ether fe:3e:13:c0:f3:43 brd ff:ff:ff:ff:ff:ff link-netnsid 1
    inet6 fe80::fc3e:13ff:fec0:f343/64 scope link
       valid_lft forever preferred_lft forever