[NS] 乌龟壳这是限速50M了嘛

4c24Garm，iperf测速一开始能有个700M，然后很快限速了[SUM]2.00-3.00sec88.8MBytes745Mbits/sec0[SUM]3.00-4.00sec86.8MBytes728Mbits/sec0[SUM]4.00-5.00sec8.25MBytes69.2Mbits/sec1198