SDN is a great new way to think about the networking. But, till today, it was difficult for a software-defined network to communicate with the external world.
SDN重新定义了网络架构，但是直到今天，SDN网络仍很难与外部网络进行通信。
On the other side, software-defined networking (SDN) is dynamic in nature, provides increased network flexibility, and assists network providers in decreasing latency rate.
另一方面，软体定义网路(SDN)具有动态性质，提供提高网路弹性，在减少延迟率上支援网路供应商。
On the other side, software-defined networking (SDN) is dynamic in nature, provides increased network flexibility, and assists network providers in decreasing latency rate.
另一方面，软体定义网路(SDN)具有动态性质，提供提高网路弹性，在减少延迟率上支援网路供应商。
应用推荐