[  681.208624] bond0: (slave eth0): making interface the new active one
[  681.208700] bond0: (slave eth0): Enslaving as an active interface with an up link
[  681.213529] 8021q: adding VLAN 0 to HW filter on device bond0
[  685.307411] bond0: (slave eth0): Releasing backup interface
[  685.329204] bond0: (slave eth0): Enslaving as an active interface with an up link
[  685.334087] 8021q: adding VLAN 0 to HW filter on device bond0
[  689.472807] bond0: (slave eth0): Releasing backup interface