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In-Service OTDR in Access Networks

By Harj Ghuman and Nick DiPonzio — Continuous in-service (with traffic present) optical time domain reflectometer (OTDR) monitoring of the outside optical plant is an extension of proactive network maintenance (PNM) that will enhance network reliability and minimize network downtime.

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The Sky is Falling

By Jack Burton – Could OTT From Unexpected Places Herald The End Of Television As We Know It? There are many who say television is experiencing its second “Golden Age.” More content is available than ever before, from a growing list of sources.HY (R-MAC/PHY).

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OCML for Converged Access Networks

By Harj Ghuman and Jeff Finkelstein — Cable networks are rapidly evolving from traditional analog to digital DWDM infrastructures that enable the adoption of distributed access architectures (DAA) such as remote PHY (R-PHY), remote MAC core (RMC), and remote MAC-PHY (R-MAC/PHY).

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