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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