[  988.995263][T22559] veth0: entered allmulticast mode
[  988.995732][T22559] veth1: entered allmulticast mode
[  988.996072][T22559] veth2: entered allmulticast mode
[  988.996390][T22559] veth3: entered allmulticast mode
[  999.948540][T22559] veth0: left allmulticast mode
[  999.948901][T22559] veth1: left allmulticast mode
[  999.949175][T22559] veth2: left allmulticast mode
[  999.949446][T22559] veth3: left allmulticast mode