For example, from private1 you can ping to 10.0.2.1 (see Listing 9).
例如，您可以从private1ping到10.0.2.1(参见清单9)。
Be sure you can ping each of the DNS servers from IBM Cloud instances and verify that the domain name is what you expect.
确保您能够从IBMCloud实例ping每个DNS服务器，并验证域名正是您所预期的。
If you can ping the machine, but the network performance is still a problem, then you need to determine where in your network the performance problem is located.
如果可以ping通机器，但是网络性能仍然有问题，就需要判断网络中出现性能问题的位置。
To get around this problem, the netmon.cf file is used to allow customers to declare that a given adapter should only be considered up if it can ping a set of specified targets.
为了解决这个问题，客户可以使用netmon. cf文件声明：指定的适配器只有在能够ping通一组指定目标的情况下才认为是打开的。
For instance, sensors can ping restaurant managers with text messages if a walk-in refrigerator is left ajar for too long, or coordinate pizza-oven temperatures based on real-time sales.
例如，如果可供人出入的冷冻储藏室的门在很长时间内没有关上，感应器通过短信的方式告知餐厅经理，或者根据实时的销售量调节披萨烤箱的温度。
For instance, sensors can ping restaurant managers with text messages if a walk-in refrigerator is left ajar for too long, or coordinate pizza-oven temperatures based on real-time sales.
例如，如果可供人出入的冷冻储藏室的门在很长时间内没有关上，感应器通过短信的方式告知餐厅经理，或者根据实时的销售量调节披萨烤箱的温度。
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