本书在《MPLS和VPN体系结构》(第1卷)的基础上讨论高级MPLS VPN应用主题和开发体系结构。全书分为4个部分，共9章。第1部分是引言，简要回顾MPLS VPN体系结构；第2部分讲述高级PE-CE连通性，包括MPLS VPN的远程访问、PE-CE路由协议的增强和高级特性、虚拟路由器的连通性；第3部分讨论高级部署场景，包括对MPLS VPN骨干网的保护、大规模路由选择和多服务提供商的连通性、多播VPN、跨MPLS骨干网的IPv6传输；第4部分是故障排除。　本书面向中、高级网络技术人员。对于需要参与高级、大规模MPLS或MPLS VPN网络的设计、维护与应用的人来说，本书是必读书籍。(This book discusses the advanced MPLS VPN application topics and development architecture based on the MPLS and VPN architecture (volume first). The book is divided into 4 parts, a total of 9 chapters. The first part is the introduction, a brief review of the MPLS VPN architecture; the second part is about the senior PE-CE connectivity, including the MPLS VPN remote access, PE-CE routing protocol and advanced features, enhanced virtual router connectivity; the third part discusses the advanced deployment scenarios, including the protection of IPv6 transmission, MPLS VPN routing and large-scale backbone network multi service provider connectivity, VPN multicast, across MPLS backbone network; the fourth part is the troubleshooting. This written to middle and senior network technical personnel. This is a must read book for people who need to be involved in the design, maintenance, and application of advanced, large-scale MPLS or MPLS VPN networks.)