[ 1634.136383][ T7640] veth0: entered allmulticast mode
[ 1634.138093][ T7640] veth1: entered allmulticast mode
[ 1634.138633][ T7640] veth2: entered allmulticast mode
[ 1634.139171][ T7640] veth3: entered allmulticast mode
[ 1657.821696][ T7640] veth0: left allmulticast mode
[ 1657.822331][ T7640] veth1: left allmulticast mode
[ 1657.822749][ T7640] veth2: left allmulticast mode
[ 1657.823185][ T7640] veth3: left allmulticast mode