IPv6/IPv4 Group Memberships
Interface       RefCnt Group
--------------- ------ ---------------------
lo              1      224.0.0.1
eth0            1      224.0.0.1
eth1            1      224.0.0.1
br-ex           1      224.0.0.1
vlan23          1      224.0.0.1
vlan20          1      224.0.0.1
vlan21          1      224.0.0.1
vlan44          1      224.0.0.1
vlan22          1      224.0.0.1
genev_sys_6081  1      224.0.0.1
lo              1      ff02::1
lo              1      ff01::1
eth0            1      ff02::1:ff0b:ba35
eth0            1      ff02::1
eth0            1      ff01::1
eth1            1      ff02::1:ff19:195
eth1            1      ff02::1
eth1            1      ff01::1
ovs-system      1      ff02::1
ovs-system      1      ff01::1
br-ex           1      ff02::1:ff19:195
br-ex           1      ff02::1
br-ex           1      ff01::1
vlan23          1      ff02::1:ff21:de9a
vlan23          1      ff02::1
vlan23          1      ff01::1
vlan20          1      ff02::1:ff61:607d
vlan20          1      ff02::1
vlan20          1      ff01::1
vlan21          1      ff02::1:ff47:c67f
vlan21          1      ff02::1
vlan21          1      ff01::1
vlan44          1      ff02::1:ff73:8f95
vlan44          1      ff02::1
vlan44          1      ff01::1
vlan22          1      ff02::1:ffbb:6804
vlan22          1      ff02::1
vlan22          1      ff01::1
br-int          1      ff02::1
br-int          1      ff01::1
genev_sys_6081  1      ff02::1:ff4d:4dc8
genev_sys_6081  1      ff02::1
genev_sys_6081  1      ff01::1
