Excentis staff members regularly write on technical and less technical topics in our different business areas. We hope you will find some useful gems of information here. If you have any suggestions we love to hear from you on blog@excentis.com.

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DOCSIS 3.1 cable modems are expected to be backwards compatible. From the title of this post you will already expect this is not fully the case. Let’s go over some important topics to be aware of when using DOCSIS 3.1 cable modems on pre-DOCSIS 3.1 CMTSs!
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DOCSIS 3.1 introduces a whole new range of possibilities for signing and co-signing images, as explained in a previous blog post . Getting the correct software version on each modem in the field can be an operational challenge. This blog post explains how the Excentis DOCSIS Signing Tool can help by co-signing software images.
Nothing is perfect. We all know this, and we have to live with it. However, trying to improve is a key to success. This is true for cable networks as well. A bad plant condition and interferers may degrade the communication between CM and CMTS. Luckily though there is lot of data that can be monitored to detect quite some issues.