The one-way reservation protocol used in Optical Burst Switching(OBS) makes current routing and wavelength assignment(RWA) algorithms suffer from high burst blocking probability.

• 摘要为了减小光突发交换网络中单向预留协议的盲目性，引入光突发交换网络逻辑拓扑的概念，并基于逻辑拓扑提出了一种路由和波长分配算法。