Books:

     MPLS and VPN Architectures (CCIP Edition)

     MPLS and VPN Architectures Volume II

     Traffic Engineering with MPLS

     MPLS VPN Security

URLS:

Start Here:

     MPLS

     Introduction to MPLS

RFCs:

    RFC 3031 "Multiprotocol Label Switching Architecture"

    RFC 3032 "Label Stack Encoding"

    RFC 3036 "LDP Specification"

Layer 3 VPNS:

     BGP VPNs

     Multicast VPNs

     MPLS VPNs and Security

     Troubleshooting MPLS Networks

     MPLS Developments and Advanced Concepts

Tips & Tricks

     Route Leaking in MPLS/VPN Networks

Traffic Engineering:

     Configuring MPLS Basic Traffic Engineering Using IS-IS

     Deploying MPLS Traffic Engineering

     Traffic Engineering Whitepapers

     Implementing an MPLS VPN over TE Tunnels

Layer 2 VPNS URLS:

     MPLS AToM Technical Overview

     Any Transport over MPLS (AoTM) Presentation

     MPLS AToM White Paper

MPLS QOS:

     QOS in MPLS Networks

     QOS Q&A

     Cisco IOS QOS Service

     MPLS QOS WhitePaper