Network Virtualization

RFC 2784, GRE

RFC 3931, L2TPv3

RFC 2401, Security Architecture for the Internet Protocol

RFC 2402, IP Authentication Header

RFC 2406, IP Encapsulating Security Payload (ESP)

RFC 2409, The Internet Key Exchange (IKE)

RFC 3031, Multiprotocol Label Switching Architecture

RFC 3032, MPLS Label Stack Encoding

RFC 3036, LDP Specification