[  845.872824][T19611] bond0: (slave eth0): making interface the new active one
[  845.873864][T19611] bond0: (slave eth0): Enslaving as an active interface with an up link
[  845.919430][T19612] 8021q: adding VLAN 0 to HW filter on device bond0
[  850.153116][T19615] bond0: (slave eth0): Releasing backup interface
[  850.308417][T19618] bond0: (slave eth0): Enslaving as an active interface with an up link
[  850.345942][T19619] 8021q: adding VLAN 0 to HW filter on device bond0
[  854.587749][  T256] bond0: (slave eth0): Releasing backup interface
[  854.653335][  T256] bond0 (unregistering): Released all slaves