[  848.480384][T20744] bond0: (slave eth0): making interface the new active one
[  848.481184][T20744] bond0: (slave eth0): Enslaving as an active interface with an up link
[  848.525193][T20745] 8021q: adding VLAN 0 to HW filter on device bond0
[  852.813473][T20748] bond0: (slave eth0): Releasing backup interface
[  852.967320][T20751] bond0: (slave eth0): Enslaving as an active interface with an up link
[  853.013854][T20752] 8021q: adding VLAN 0 to HW filter on device bond0
[  857.220516][  T218] bond0: (slave eth0): Releasing backup interface
[  857.274371][  T218] bond0 (unregistering): Released all slaves