[  571.554836][ T7621] veth0: entered allmulticast mode
[  571.555127][ T7621] veth1: entered allmulticast mode
[  571.555353][ T7621] veth2: entered allmulticast mode
[  571.555572][ T7621] veth3: entered allmulticast mode
[  582.589106][ T7621] veth0: left allmulticast mode
[  582.589357][ T7621] veth1: left allmulticast mode
[  582.589544][ T7621] veth2: left allmulticast mode
[  582.589718][ T7621] veth3: left allmulticast mode