[  680.590173] bond0: (slave eth0): making interface the new active one
[  680.590246] bond0: (slave eth0): Enslaving as an active interface with an up link
[  680.595847] 8021q: adding VLAN 0 to HW filter on device bond0
[  684.728561] bond0: (slave eth0): Releasing backup interface
[  684.754192] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.759703] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.895878] bond0: (slave eth0): Releasing backup interface