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Meaning of DATA OVER CABLE SERVICE INTERFACE SPECIFICATION

 
Computing Dictionary
 
 Definition: 

(DOCSIS) itu-approved interface requirements for cable modems involved in high-speed data distribution over a cable television network. DOCSIS compatible equipment uses a 6 MHz carrier band for downstream, using 64 and 256 qam (ITU Annex B), and qpsk and 16 QAM for upstream, allowing up to 36 and 10 Mb/s, respectively for downstream and upstream channels.

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