Due to their complexity and short life cycles, the design and implementation of architectures for telecommunications networks and the related IT platforms requires consistent and logical top-down processes.

• 网络架构一般都具有复杂性和较短的生命周期,因此网络架构的设计和实施对于通信网络和相关IT平台来说,越发需要前后一致的、符合逻辑的自上而下的操作流程。