满足不同速率条件高速光传送网络系统的应用需要，可以采用相应的FEC应用形式。
FEC can be flexible used for different rate applications in high optical transport network.
智能光传送网络通过数字包封技术、控制平面技术和系列服务接口，可以很好地满足上述需求。
Intelligent optical transport network can satisfy above requirements well by adopting data wrapping technology, control plane technology and series service interfaces.
其中以波分复用（WDM）技术为基础的光传送网络由于其大容量和良好的灵活性而成为目前光通信领域研究的焦点。
Optical transmission network with huge capacity and good flexibility, based on wavelength division multiplexing (WDM), becomes the focus in current optical communication field.
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。
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.
在传输带宽和业务应用需求的双重驱动下，智能光网络作为光传送网的发展趋势得到越来越多的关注。
It is considered as the trend of optical transmission network and gets more and more focus under the dual drive of transmission bandwidth and service application demand.
自动交换光网络(ason)是一种新型的光网络技术，控制平面的引入必然导致传统光传送网网络管理系统产生重大变革。
ASON is a new optical network technology. Introduction of control plane in ASON will bring significant reform to optical transmission network management system.
多粒度光交叉连接设备是自动交换光网络中传送平面的关键设备，直接为自动交换光网络提供光通道连接功能。
The multigranular optical cross connect is the key equipment in ASON. It provides the connection function for optical channel.
光监视信道将管理信息（例如警报和规定信息）传送到传输线元件以及将其从传输线元件传送到网络管理系统。
Optical supervisory channels carry management information, such as alarms and provisioning information, to and from the transmission line elements to a network management system.
在光传送网向分组传送网演进的过程中，网络之间的互联互通是运营商关心的主要问题之一。
In the evolution of the optical transport network to the packet transport network, one of the main concerns of the operators is the interworking between networks.
作为业务承载网络的3g光传送网，必须要先于业务网络的建设而建设。
As carrier network, optical transport network must be built prior to the 3g service network.
作为业务承载网络的3g光传送网，必须要先于业务网络的建设而建设。
As carrier network, optical transport network must be built prior to the 3g service network.
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