In this paper

starting from the theoretical study of the MPLS-VPN

the networking planning of the three layers of MPLS VPN and the two layers of MPLS VPN is provided. The networking planning of the three layers of MPLS VPN in the application of cross-border and cross-province group customers is presented

according to current trends in network development and networking needs of group customers. This paper also summarizes the advantages of MPLS VPN in the group customers

include networking planning

service access

network access

QoS

expansibility and network monitoring. Accordingly

it provides the method of the performance testing

which come from demand for customer perception.