Each application program must support their own infrastructure; however, the key to a service-oriented architecture is the agility of data transport to new communities of interest.

每个应用程序都必须支持自己的基础设施；但是，面向服务体系结构的关键是，能够敏捷地把数据传输给新的相关社区。

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Right now, optical network is changing from transport network to service network, and multi-service-oriented network becomes the trend of optical networks.

当前光网络正经历着由传送网向业务网的转变，多业务驱动光网络成为未来光网络的发展趋势。

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