[  825.641550][T21201] veth0: entered allmulticast mode
[  825.641933][T21201] veth1: entered allmulticast mode
[  825.642178][T21201] veth2: entered allmulticast mode
[  825.642403][T21201] veth3: entered allmulticast mode
[  836.524725][T21201] veth0: left allmulticast mode
[  836.524997][T21201] veth1: left allmulticast mode
[  836.525221][T21201] veth2: left allmulticast mode
[  836.525425][T21201] veth3: left allmulticast mode