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End-to-End DSL Architectures by Wayne C. Vermillion

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Appendix C. Long-Reach Ethernet (LRE)

LRE significantly broadens the applications of Ethernet technology. It is an innovative networking solution that delivers highly affordable, high-performance broadband access to multiunit structures, such as dormitories, academic buildings, and administration buildings across the campus.

Ethernet is generally recognized as the most cost-effective networking technology available, with more than 750 million ports shipped over the past two decades. Not only is an Ethernet-based switching platform relatively inexpensive, particularly when compared to an ATM switching fabric, but LRE technology also lets Ethernet run over existing unconditioned telephone-grade wire that is already widely deployed. In addition, ...

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