optical transport network

ASON is a kind of optical transport network with distributed intelligent system, and its greatest feature is the appearance of intelligent control plane which the transport plane and management plane are based on, using the signaling, routing, auto-discovery technologies.

ASON网络作为具有分布式智能的光传送网，其最大特点就是在传送平面和管理平面的基础上引入了具有智能的控制平面。使用了信令、路由、自动发现等技术。

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WDM based optical transport network entails more stringent appeal of availability while providing large transporting capacity.

以WDM为基础的光传输网络在提供高传输容量的同时对网络可靠性也提出了更严格的要求.

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Driven by the rapid growth of Internet development and business traffic demand, the Automatically Switched Optical Network ASON was born as a new type of optical transport network technology. It is the birth of ASON that solves many existing network problems.

自动交换光网络（ASON），是在因特网的发展和业务流量需求迅速增长的驱动下，诞生的一种新型的光传送网技术。

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As the ASON technology is getting mature, intelligent optical transport network starts to put in practice.

随着ASON技术 的逐渐成熟, 光传输网络的智能化也逐渐进入实施阶段.

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Along with the exponential growth of data and multi-media service, DWDM and OXC equipment have been prevalently employed to construct larger capacity optical transport network.

随着数据业务流量的增长，以及网络设备的更新，运营商已经普遍采用DWDM、OXC设备来组建大容量的光传送网络。

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With enduing traditional optical transport network with unprecedented flexibility and expansibility, ASON ( Automatically Switched Optical Network) represented the future direction of next generation optical networks.

ASON（Automatically Switched Optical Network自动交换光网络）赋予了传统光传送网前所未有的灵活性和可扩展性，代表了下一代光网络的发展方向。

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When the optical transport network is evolving to the direction of super-high speed, super-large capacity, super-long distance and intelligence, 40 Gbit/ s ( STM-256) SDH equipment and system are very attractive and critical.

在光传输网络向超高速、超大容量、超长距离和智能化方向演进的过程中，40Gbit／s（STM-256）SDH设备与系统是非常有吸引力和关键的一步。

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Metropolitan optical transport network RPR technical requirement etc.

城市光传送网弹性分组环(RPR)技术要求等.

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