GMPLS 体系结构介绍 内部公开 目 录 GMPLS 体系结构介绍 .................................................................................................................. 2 1 概述 ......................................................................................................................................... 2 2 Generalized MPLS 介绍 ........................................................................................................... 3 2.1 多种类型的交换和转发层次 .......................................................................................... 3 2.2 多协议标签交换控制平面的扩展范围 ............................................................................ 4 3 路由与寻址模型 ....................................................................................................................... 5 3.1PSC and non-PSC 层的寻址 ......................................................................................... 5 3.2 GMPLS 增加可测量性 .................................................................................................. 5 4 链路管理(Link management) ................................................................................................... 7 4.1 控制通道管理 ................................................................................................................ 7 4.2 链路属性相关性 ............................................................................................................ 8 4.3 链路连通性验证 ............................................................................................................ 8 4.4 错误定位 ....................................................................................................................... 8 5 Generalized 信令 ..................................................................................................................... 9 5.1 Generalized 标签请求 ....................................