[  993.816533][T21799] veth0: entered allmulticast mode
[  993.816927][T21799] veth1: entered allmulticast mode
[  993.817165][T21799] veth2: entered allmulticast mode
[  993.817400][T21799] veth3: entered allmulticast mode
[ 1005.071566][T21799] veth0: left allmulticast mode
[ 1005.071858][T21799] veth1: left allmulticast mode
[ 1005.072052][T21799] veth2: left allmulticast mode
[ 1005.072244][T21799] veth3: left allmulticast mode