MPLS VPN services are one of the most important services of nowadays telecom broadband access and core networks. Generally speaking, it’s not difficult to provide a border to border service management for a MAN, or a core. but what the customers want to have is the end to end service management, that’s what they really experience.
The below diagram is from Concord, which was acquired by Computer Associates Int’l a few months ago. Their products, named eHealth and Spectrum, can help management heterogenous MPLS VPNs to provide a holistic view to the end user and the operators themselves.