[  680.388242] bond0: (slave eth0): making interface the new active one
[  680.388311] bond0: (slave eth0): Enslaving as an active interface with an up link
[  680.393209] 8021q: adding VLAN 0 to HW filter on device bond0
[  684.544016] bond0: (slave eth0): Releasing backup interface
[  684.568456] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.573387] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.714234] bond0: (slave eth0): Releasing backup interface