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<p>* DOCSIS 3.0 features <a href="page.php?w=channel_bonding">channel bonding</a>, which enables multiple downstream and upstream channels to be used together at the same time by a single subscriber.</p>

<p><big> Throughput </big></p>
<p>Bandwidth is shared among users of an HFC, within service groups which are groups of customers that share <a href="page.php?w=Television_channel_frequencies">RF channels</a>.</p>

<p>The first three versions of the DOCSIS standard support a downstream throughput with 256-QAM of up to 42.88&nbsp;Mbit/s per 6&nbsp;MHz channel</p><p>
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