[  876.080363][T20097] bond0: (slave eth0): making interface the new active one
[  876.080810][T20097] bond0: (slave eth0): Enslaving as an active interface with an up link
[  876.127528][T20098] 8021q: adding VLAN 0 to HW filter on device bond0
[  880.365818][T20101] bond0: (slave eth0): Releasing backup interface
[  880.518069][T20104] bond0: (slave eth0): Enslaving as an active interface with an up link
[  880.556243][T20105] 8021q: adding VLAN 0 to HW filter on device bond0
[  884.786103][  T248] bond0: (slave eth0): Releasing backup interface
[  884.857394][  T248] bond0 (unregistering): Released all slaves