[  635.422675][ T4890] veth0: entered allmulticast mode
[  635.423040][ T4890] veth1: entered allmulticast mode
[  635.423288][ T4890] veth2: entered allmulticast mode
[  635.423529][ T4890] veth3: entered allmulticast mode
[  646.007210][ T4890] veth0: left allmulticast mode
[  646.007465][ T4890] veth1: left allmulticast mode
[  646.007659][ T4890] veth2: left allmulticast mode
[  646.008168][ T4890] veth3: left allmulticast mode