多跳网的路由算法是波分复用网的研究热点之一。

The study of routing algorithm of multihop network is one of the key problems of WDM networks.

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全光通信网和波分复用技术是目前国内外网络技术研究的前沿，尤其是将两者结合起来的全光波分复用网络更是研究的热点。

All optical network (AON) and wavelength division Multiplexing (WDM) are the foreland of network research all over the field, their integration all optical WDM network is the hotspot.

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本文研究了动态业务下，波分复用光传送网的选路和波长分配问题，提出了一种基于备用选路的选路和波长分配算法。

In this paper, an alternate routing algorithm is proposed for the problem of routing and assignment of wavelength in wavelength Division Multiplexing (WDM) optical transport network.

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