[  823.025564][T20655] veth0: entered allmulticast mode
[  823.026011][T20655] veth1: entered allmulticast mode
[  823.026267][T20655] veth2: entered allmulticast mode
[  823.026666][T20655] veth3: entered allmulticast mode
[  834.425183][T20655] veth0: left allmulticast mode
[  834.425440][T20655] veth1: left allmulticast mode
[  834.425631][T20655] veth2: left allmulticast mode
[  834.425813][T20655] veth3: left allmulticast mode