[  874.347394][T20400] bond0: (slave eth0): making interface the new active one
[  874.347828][T20400] bond0: (slave eth0): Enslaving as an active interface with an up link
[  874.394731][T20401] 8021q: adding VLAN 0 to HW filter on device bond0
[  878.649822][T20404] bond0: (slave eth0): Releasing backup interface
[  878.787440][T20407] bond0: (slave eth0): Enslaving as an active interface with an up link
[  878.830015][T20408] 8021q: adding VLAN 0 to HW filter on device bond0
[  882.999151][ T8687] bond0: (slave eth0): Releasing backup interface
[  883.057310][ T8687] bond0 (unregistering): Released all slaves