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介绍企业网/大客户应用MPLS VPN及IP VPN的情况以及大客户VPN方案的缺陷。介绍VPE及其关键技术,并提出构建全程全网的大客户VPN。
Introduce the application of enterprise VPN / VIP VPN MPLS VPN and IP VPN situation and the shortcomings of VIP customer program. Introducing VPE and its key technologies, and proposed to build a large customer VPN throughout the entire network.