[ 1012.961442][T21479] bond0: (slave eth0): making interface the new active one
[ 1012.962212][T21479] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 1013.013133][T21480] 8021q: adding VLAN 0 to HW filter on device bond0
[ 1017.295520][T21484] bond0: (slave eth0): Releasing backup interface
[ 1017.457232][T21487] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 1017.527438][T21488] 8021q: adding VLAN 0 to HW filter on device bond0
[ 1021.705504][  T219] bond0: (slave eth0): Releasing backup interface
[ 1021.753492][  T219] bond0 (unregistering): Released all slaves