[ 1237.534000][ T9700] veth0: entered allmulticast mode
[ 1237.535596][ T9700] veth1: entered allmulticast mode
[ 1237.536174][ T9700] veth2: entered allmulticast mode
[ 1237.536745][ T9700] veth3: entered allmulticast mode
[ 1261.875832][ T9700] veth0: left allmulticast mode
[ 1261.876645][ T9700] veth1: left allmulticast mode
[ 1261.877349][ T9700] veth2: left allmulticast mode
[ 1261.878056][ T9700] veth3: left allmulticast mode