The UNI routing information exchange is divided into three types,and partial peer model as well as full peer model are discussed in detail. Furthermore,NNI routing information exchange and end-to-end path provisining model are also analyzed.

• UNI路由信息交换 ,分为三种类型 ,并对部分对等模型和完全对等模型做了详细分析 ,此外 ,对NNI路由信息交换以及端到端的光通道动态供给模型也做了粗略分析。