[  713.317948][T21499] veth0: entered allmulticast mode
[  713.318295][T21499] veth1: entered allmulticast mode
[  713.318531][T21499] veth2: entered allmulticast mode
[  713.318755][T21499] veth3: entered allmulticast mode
[  723.935802][T21499] veth0: left allmulticast mode
[  723.936040][T21499] veth1: left allmulticast mode
[  723.936212][T21499] veth2: left allmulticast mode
[  723.936389][T21499] veth3: left allmulticast mode