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A Design of WAN Architecture for Large Enterprise Group Based on MPLS VPN

An architecture of WAN was designed to meet the network demand of the large enterprise group. The design is based on the MPLS VPN technology. According to the features of MPLS VPN, two application modes of MPLS VPN are explained in this paper. The new application mode of MPLS VPN is explained in detail to respond to the new business bearing demand of large enterprise group with the expansion of business scale.