GZIP是为了通过压缩数据提高较慢网络的速度而专门设计的，GZIP对高速网络或封闭式网络的影响很小。
Designed specifically to improve the speed of slower networks by compressing the data, GZIP has little impact on high speed or closed networks.
Prosser把开放式网络和Facebook的封闭式系统区分了开来。
Prosser draws a distinction between the "open web" and Facebook's closed system.
可编程网络的目的是打破封闭式的网络模型，通过特定的对外接口、控制机制和内部处理模块实现网络设备的功能可编程。
Programmable network will break through the traditional rigid closed model and offer programmability via dedicated interfaces, control mechanism and processing model.
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