[  879.469570][T20199] bond0: (slave eth0): making interface the new active one
[  879.470088][T20199] bond0: (slave eth0): Enslaving as an active interface with an up link
[  879.517195][T20200] 8021q: adding VLAN 0 to HW filter on device bond0
[  883.792223][T20203] bond0: (slave eth0): Releasing backup interface
[  883.925110][T20206] bond0: (slave eth0): Enslaving as an active interface with an up link
[  883.980264][T20207] 8021q: adding VLAN 0 to HW filter on device bond0
[  888.199695][   T71] bond0: (slave eth0): Releasing backup interface
[  888.251214][   T71] bond0 (unregistering): Released all slaves