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Test Procedures when Trouble-shooting an Live (in service) PON Network

1. Use an ONT (Optical Network Terminal) / ONU (Optical Network Unit) Tester to determine if the ONT/ONU at the subscriber’s end is responding to downstream signals from the OLT (Optical Line Terminal). The Active ONT /ONUidentifier clamps on to 0.9mm buffered fiber, or 2mm or 3 mm jacketed fiber, or 2.0mm x 3.0mm drop cable, senses and […]

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FTTx DISTRIBUTION ARCHITECTURES

FTTx Distribution Architectures: Centralized and Distributed Split Comparison

Splitter-based FTTx architectures are a compromise between cost and the flexibility of running fiber to every subscriber location. Instead of running fiber from the central office/ headend to every home like in a P2P arrangement, which is extremely expensive, splitter-based architectures run a single fiber from the headend/central office out to a central distribution point […]

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