由于ICM P回送消息中指定的源地址和目标地址不在同一范围内，ICM P回送请求失败。
The ICMP echo request failed because the source address and destination address that are specified in an ICMP echo message are not in the same scope.
包因特网查询工具用于通过发送一个Internet控制消息协议回送请求并等待应答来测试一个特定网络目的地是否联机的一种程序。
Packet Internet Groper a program used to test whether a particular network destination is online, by sending an Internet control message protocol echo request and waiting for a response.
到此为止，我们已经看到XSS攻击可以出现在用脚本回送响应的GET请求的参数中。
So far, we have seen that an XSS attack can take place in a parameter of a GET request that is echoed back to the response by a script.
请求将被后端接收到，然后回送一个JSON响应文件，其中含有设备请求的数据。
The request will be received by the back end, which in turn will send back a JSON response file containing the requested data to the device.
请求将被后端接收到，然后回送一个JSON响应文件，其中含有设备请求的数据。
The request will be received by the back end, which in turn will send back a JSON response file containing the requested data to the device.
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