[  637.520648][ T7580] veth0: entered allmulticast mode
[  637.521014][ T7580] veth1: entered allmulticast mode
[  637.521248][ T7580] veth2: entered allmulticast mode
[  637.521467][ T7580] veth3: entered allmulticast mode
[  648.281838][ T7580] veth0: left allmulticast mode
[  648.282081][ T7580] veth1: left allmulticast mode
[  648.282256][ T7580] veth2: left allmulticast mode
[  648.282429][ T7580] veth3: left allmulticast mode