By the end of this chapter, you should know and be able to explain the following:
The purpose and architecture of AToM
The Layer 2 encapsulation types that can be carried across the MPLS backbone
How to implement Ethernet over MPLS
How to use QoS to enhance the AToM network functionality
How to interwork between different Layer 2 encapsulation types
Any Transport over MPLS (AToM) was developed years after the huge success of MPLS VPN. MPLS VPN is the virtual private network (VPN) solution to carry customer IP traffic over a shared MPLS service provider backbone. However, the leased lines, ATM links, and Frame Relay links still generate a lot of money for service providers. Many customers lease ...