[  872.841399][T20933] bond0: (slave eth0): making interface the new active one
[  872.841813][T20933] bond0: (slave eth0): Enslaving as an active interface with an up link
[  872.879568][T20935] 8021q: adding VLAN 0 to HW filter on device bond0
[  877.118544][T20938] bond0: (slave eth0): Releasing backup interface
[  877.249944][T20941] bond0: (slave eth0): Enslaving as an active interface with an up link
[  877.285949][T20942] 8021q: adding VLAN 0 to HW filter on device bond0
[  881.474831][ T9533] bond0: (slave eth0): Releasing backup interface
[  881.527782][ T9533] bond0 (unregistering): Released all slaves