文件名称：software defined WAN
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更新时间：2021-12-26 08:56:44
SDN WAN
Chapter 1: Taking an Overview of Software‐Defined WAN. 5 Defining Software‐Defined WAN................................................ 5 Meeting the SDN principle of network abstraction...... 6 Separating functionality into control and data planes............................................................. 6 Understanding the Need for SD‐WAN....................................... 7 Dealing with applications hindered by expensive bandwidth...................................................................... 7 Tackling branch deployments delayed by IT complexity........................................................... 8 Considering cloud migration not supported by static architectures...................................................... 9 Figuring Out What SD‐WAN Is Not.......................................... 10 Discovering the Features of SD‐WAN..................................... 10 Virtualizing the network................................................ 11 Enabling a secure overlay.............................................. 11 Simplifying services delivery........................................ 11