[  883.798509][T20455] bond0: (slave eth0): making interface the new active one
[  883.798993][T20455] bond0: (slave eth0): Enslaving as an active interface with an up link
[  883.849795][T20456] 8021q: adding VLAN 0 to HW filter on device bond0
[  888.061854][T20459] bond0: (slave eth0): Releasing backup interface
[  888.209654][T20462] bond0: (slave eth0): Enslaving as an active interface with an up link
[  888.251338][T20463] 8021q: adding VLAN 0 to HW filter on device bond0
[  892.412250][  T249] bond0: (slave eth0): Releasing backup interface
[  892.455262][  T249] bond0 (unregistering): Released all slaves