[ 517.055141] bond0: (slave eth0): making interface the new active one [ 517.055208] bond0: (slave eth0): Enslaving as an active interface with an up link [ 521.244467] bond0: (slave eth0): Releasing backup interface [ 521.357222] bond0: (slave eth0): Enslaving as an active interface with an up link [ 525.538885] bond0: (slave eth0): Releasing backup interface