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Issue No. 05 - September/October (2007 vol. 11)
ISSN: 1089-7801
pp: 72-76
Chris Metz , Cisco Systems
Colby Barth , Cisco Systems
Clarence Filsfils , Cisco Systems
Multiprotocol Label Switching possesses a simple data-plane that has enabled new services and functions operating in many service provider networks. Yet,the MPLS control plane can impose both technical and operational challenges. This article explores these challenges and examines recent advances in IP routing technology suggesting that all services—including those that are MPLS-based—can be delivered over networks running only IP.
Multiprotocol Label Switching, MPLS, networking, VPN, backbone network, Packets and Protocols

C. Barth, C. Metz and C. Filsfils, "Beyond MPLS ... Less is More," in IEEE Internet Computing, vol. 11, no. , pp. 72-76, 2007.
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