# LastmileProbeResult (/zh-CN/api-reference/rtc/cpp-all-platforms/class-lastmileproberesult)

> For AI agents: see the complete documentation index at [llms.txt](/llms.txt).

<a id="class_lastmileproberesult__prototype"></a>

```cpp
struct LastmileProbeResult {
  LASTMILE_PROBE_RESULT_STATE state;
  LastmileProbeOneWayResult uplinkReport;
  LastmileProbeOneWayResult downlinkReport;
  unsigned int rtt;
};
```

<a id="class_lastmileproberesult__parameters"></a>

## 属性 [#属性]

<ParameterList>
<a id="state"></a>
<Parameter name="state">

Last-mile 网络探测的状态。详见 [LASTMILE_PROBE_RESULT_STATE](/zh-CN/api-reference/rtc/cpp-all-platforms/enum-lastmileproberesultstate)。

</Parameter>
<a id="uplinkreport"></a>
<Parameter name="uplinkReport">

上行 Last-mile 网络探测的结果。详见 [LastmileProbeOneWayResult](/zh-CN/api-reference/rtc/cpp-all-platforms/class-lastmileprobeonewayresult)。

</Parameter>
<a id="downlinkreport"></a>
<Parameter name="downlinkReport">

下行 Last-mile 网络探测的结果。详见 [LastmileProbeOneWayResult](/zh-CN/api-reference/rtc/cpp-all-platforms/class-lastmileprobeonewayresult)。

</Parameter>
<a id="rtt"></a>
<Parameter name="rtt">

往返时延（毫秒）。

</Parameter>
</ParameterList>