Often, such systems consist of the critical servers, the network backbone, and messaging pieces such as E-mail and telephony, as shown in Figure 1.

通常，此类系统包括关键服务器、网络中枢和诸如电子邮件及语音等消息部分，如图1所示。

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The backbone technology that enables this capability is Raytheon's TCN (Tactical Component Network) software.

实现这种能力的骨干技术是雷声公司的战术组件网络(TCN)软件。

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The Interplanetary Internet will use spacecraft that have completed their mission to create a backbone for the new network.

星际互联网将使用已发射的航天器来构造新互联网的主干网。

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The way to do this prior was to find out where the data center for an exchange was located and put your servers as close as possible and hopefully on the same network backbone.

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