[ 1428.981488][ T7020] veth0: entered allmulticast mode
[ 1428.982069][ T7020] veth1: entered allmulticast mode
[ 1428.982404][ T7020] veth2: entered allmulticast mode
[ 1428.982733][ T7020] veth3: entered allmulticast mode
[ 1456.876446][ T7020] veth0: left allmulticast mode
[ 1456.876720][ T7020] veth1: left allmulticast mode
[ 1456.876990][ T7020] veth2: left allmulticast mode
[ 1456.877213][ T7020] veth3: left allmulticast mode