In the simplest form, you can send an echo request to a host and find out the response time (see Listing 1).

按照最简单的形式，可以向一个主机发送echo请求并查明响应时间(见清单1)。

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In the simplest form, you can send an echo request to a host and find out the response time (see Listing 1).

按照最简单的形式，可以向一个主机发送echo请求并查明响应时间(见清单1)。

youdao