说明：  路线分析：即将跨越鸿沟 在90年代初，IT组织开始部署帧中继网络。这些网络的绝大多数，如自动柜员机网络，他们后面，是使用内置一个中心和轮辐设计。这种设计在很大程度上是因为它反映了感觉鉴于当时的一个组织内的信息流是自然从分支机构到总部的设施，然后再返回。
(Route Analytics:Poised to Cross the Chasm In the early 1990s, IT organizations began to deploy frame relay networks. The vast majority of these networks, like the ATM networks that followed them, were built using a hub and spoke design. That design made sense in large part because it reflected the fact that at that time the natural information flow within an organization was from a branch office to a headquarters facility and back again.)