This enables a PXE server to know (at boot time) the exact architecture of the client from the first network boot packet.

这使PXE服务器能够知道(在启动时)从第一个网络引导数据包的客户端的确切的体系结构。

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What companies need is a metropolitan Ethernet architecture with the resiliency of SONET but with significant network efficiencies for packet-based services.

公司所需要的是城域以太网的架构加上上SONET的弹性，但要具有适合基于分组服务的网络高效率。

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