By Erick Davila – VeEX’s RTU-320 operates as both a TCP server and TCP client when testing against field test equipment. The RTU-320 performs bi-directional upstream and downstream tests, IPv6 V-PERF, bi-directional V-PERF that combines client-to-server and server-to-client tests into one. With up to two independent test blades, the RTU-320 enables 4x 10 Gbps test interfaces ensuring reliable and repeatable data.
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By Mike Venter – The cable industry’s optical networks are undergoing rapid and radical changes to support new distributed access architectures (DAAs). A DAA basically involves replacing legacy analog infrastructure with new remote PHY devices (RPDs) or remote MAC/PHY devices (RMDs).
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By Cyrille Morelle and Winston Chang – When it comes to modern monitoring systems, proactive network maintenance (PNM) and predictive modeling are major parts of the solution to increasing customers’ quality of service and expectations. Advanced cable modems can now provide the information needed for constant monitoring at the customer premises.
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By Cyrille Morelle and Brady Volpe – The subscriber’s increasing expectations of quality of experience (QoE) and network speed has pushed the development of more demanding protocols. The industry is now rolling out DOCSIS 3.1 OFDMA to the field and many providers are planning their transitions to the upcoming full duplex bidirectional communication (FDX) standard.
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