[  973.338758][T15315] veth0: entered allmulticast mode
[  973.339340][T15315] veth1: entered allmulticast mode
[  973.339743][T15315] veth2: entered allmulticast mode
[  973.340282][T15315] veth3: entered allmulticast mode
[  987.696506][T15315] veth0: left allmulticast mode
[  987.696991][T15315] veth1: left allmulticast mode
[  987.697432][T15315] veth2: left allmulticast mode
[  987.697870][T15315] veth3: left allmulticast mode