[  836.802417][T21496] bond0: (slave eth0): making interface the new active one
[  836.803291][T21496] bond0: (slave eth0): Enslaving as an active interface with an up link
[  836.899411][T21497] 8021q: adding VLAN 0 to HW filter on device bond0
[  841.103813][T21500] bond0: (slave eth0): Releasing backup interface
[  841.243249][T21503] bond0: (slave eth0): Enslaving as an active interface with an up link
[  841.292819][T21504] 8021q: adding VLAN 0 to HW filter on device bond0
[  845.459060][  T201] bond0: (slave eth0): Releasing backup interface
[  845.495256][  T201] bond0 (unregistering): Released all slaves