In this chapter, you learn about the following:
Key security concepts
VPN technologies
MPLS VPN fundamentals
MPLS VPN security reference model
This chapter provides the basic building blocks for understanding MPLS VPN security by explaining security concepts and the fundamentals of VPN technologies, such as MPLS VPN. Further, it develops a security reference model for MPLS VPNs that serves as a foundation for terminology and key concepts in later chapters.