The initial deployment of the Internet addressed the requirements of data transfer over the network. This network catered to simple applications such as file transfer and remote login. These early solutions addressed the need for wire-speed transfer of packets as they traversed the network, but they did not address the service requirements of the information contained in the packets.
Traffic engineering is a challenge for network managers.
Traditional Routing and Packet Switching 3. MPLS and Its Components 4. MPLS Operation 5. MPLS Protocol Stack Architecture 6. MPLS Applications 7.