[  954.676542][T21563] bond0: (slave eth0): making interface the new active one
[  954.676961][T21563] bond0: (slave eth0): Enslaving as an active interface with an up link
[  954.725800][T21564] 8021q: adding VLAN 0 to HW filter on device bond0
[  958.977446][T21567] bond0: (slave eth0): Releasing backup interface
[  959.138814][T21570] bond0: (slave eth0): Enslaving as an active interface with an up link
[  959.190392][T21571] 8021q: adding VLAN 0 to HW filter on device bond0
[  963.383221][   T72] bond0: (slave eth0): Releasing backup interface
[  963.431703][   T72] bond0 (unregistering): Released all slaves