The invention discloses a method for sending configuration data, which comprises a step of sending a configuration command to equipment performing virtual private service, wherein the configuration command contains configuration data arranged according to the set order; and a step that the equipment receives the configuration data, and takes the configuration data as setting parameters corresponding to the services arranged according to the same order. The method solves the problem of data model differentiation of network management brought by equipment differentiation, so as to make the configuration management process simpler and more convenient. The invention also discloses a system for sending configuration data, a configuration server and equipment for executing VPN service.