[  803.942047][T21000] veth0: entered allmulticast mode
[  803.942511][T21000] veth1: entered allmulticast mode
[  803.942765][T21000] veth2: entered allmulticast mode
[  803.942993][T21000] veth3: entered allmulticast mode
[  814.864711][T21000] veth0: left allmulticast mode
[  814.865050][T21000] veth1: left allmulticast mode
[  814.865360][T21000] veth2: left allmulticast mode
[  814.865610][T21000] veth3: left allmulticast mode