This example USES a predefined "ping" Nagios plug-in, which sends Internet Control Message Protocol (ICMP) echo requests to determine if a host is responsive or not.

这个示例使用了一个预定义的“ping”Nagios插件，它将发送Internet控制信息协议(Internet Control Message Protocol, ICMP)回显请求以确定主机是否有响应。

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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.

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。

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Attempts to send an Internet Control message Protocol (ICMP) echo message to a remote computer and receive a corresponding ICMP echo reply message from the remote computer.

尝试将网际网路控制讯息通讯协定(ICMP)回应讯息传送给远端电脑，并从远端电脑接收对应的ICMP回应回复讯息。

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