[  850.554022][ T9308] bond0: (slave eth0): making interface the new active one
[  850.560023][ T9308] bond0: (slave eth0): Enslaving as an active interface with an up link
[  855.306000][ T9312] bond0: (slave eth0): Releasing backup interface
[  855.906204][ T9315] bond0: (slave eth0): Enslaving as an active interface with an up link
[  860.617188][ T4723] bond0: (slave eth0): Releasing backup interface
[  860.845178][ T4723] bond0 (unregistering): Released all slaves