[  872.952118][T20339] bond0: (slave eth0): making interface the new active one
[  872.952689][T20339] bond0: (slave eth0): Enslaving as an active interface with an up link
[  873.002497][T20340] 8021q: adding VLAN 0 to HW filter on device bond0
[  877.233951][T20343] bond0: (slave eth0): Releasing backup interface
[  877.382403][T20346] bond0: (slave eth0): Enslaving as an active interface with an up link
[  877.423304][T20347] 8021q: adding VLAN 0 to HW filter on device bond0
[  881.647079][ T8742] bond0: (slave eth0): Releasing backup interface
[  881.701191][ T8742] bond0 (unregistering): Released all slaves