在DOS命令状态下输入 :ping 202.105.135.211 -t (连续的对该IP地址执行Ping命令,直到被用户以Ctrl+C中断)就会得到下面的结果:Pinging 202.105.135.211 with 32 bytes of data:Reply from 202.105.135.211: bytes=32 time=93ms TTL=42Reply from 202.105.135.211: bytes=32 time=86ms TTL=42Reply from 202.10
public class NetSpeed { private static final String TAG = NetSpeed.class.getSimpleName(); private long lastTotalRxBytes = 0; private long lastTimeStamp = 0; public String getNetSpeed(int uid) { long nowTotalRxBytes = getTotalRxBytes(uid); long nowTim