XRA insights
What happens if you introduce latency to a Remote PHY setup?
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It’s been a while since we first explained how to use Linux Traffic Control as an impairment node to introduce latency to a test setup. More recently, the discussion surrounding Low Latency DOCSIS triggered us to investigate what would happen if we used an impairment node to introduce latency between the CCAP...
5 key insights from our 2019 interoperability testing event
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![](https://www.excentis.com/wp-content/uploads/interop2019.png)
Since 2015, Excentis has been inviting the world’s leading network equipment vendors to its headquarters once a year to test their DOCSIS® 3.1 products and demonstrate interoperability with other equipment. More than offering vendors a unique chance to test in a high-tech, vendor-neutral environment, the interop event is a great...
Probing DOCSIS 3.1 messages: translating a light-speed language
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From an engineering point of view, DOCSIS 3.1 protocol messages are pretty mind-blowing. They travel almost at the speed of light through your coaxial cable – all to support your online life. Imagine pausing time and taking a peek at the conversation between the cable modem (CM) and the cable...