[  971.437048][ T6850] bond0: (slave eth0): making interface the new active one
[  971.437628][ T6850] bond0: (slave eth0): Enslaving as an active interface with an up link
[  977.248060][ T6854] bond0: (slave eth0): Releasing backup interface
[  978.152372][ T6857] bond0: (slave eth0): Enslaving as an active interface with an up link
[  983.078924][ T4255] bond0: (slave eth0): Releasing backup interface
[  983.208241][ T4255] bond0 (unregistering): Released all slaves