[  631.313420][ T5304] veth0: entered allmulticast mode
[  631.313805][ T5304] veth1: entered allmulticast mode
[  631.314073][ T5304] veth2: entered allmulticast mode
[  631.314301][ T5304] veth3: entered allmulticast mode
[  641.907222][ T5304] veth0: left allmulticast mode
[  641.907537][ T5304] veth1: left allmulticast mode
[  641.907784][ T5304] veth2: left allmulticast mode
[  641.908044][ T5304] veth3: left allmulticast mode