[  631.131468][ T9431] veth0: entered allmulticast mode
[  631.131893][ T9431] veth1: entered allmulticast mode
[  631.132198][ T9431] veth2: entered allmulticast mode
[  631.132493][ T9431] veth3: entered allmulticast mode
[  641.858946][ T9431] veth0: left allmulticast mode
[  641.859230][ T9431] veth1: left allmulticast mode
[  641.859467][ T9431] veth2: left allmulticast mode
[  641.859707][ T9431] veth3: left allmulticast mode