Cable Modem Config File Editor

A free tool to create DOCSIS and EuroDOCSIS config files.

When working with DOCSIS cable modems, you inevitably need to review or edit DOCSIS config files.

As there are multiple configuration file editors available, you can ask why would you use the Excentis one? Well, here are some arguments that will convince you:

It’s free of charge!

  • Easy to use GUI
  • Support for all DOCSIS and EuroDOCSIS 1.0, 1.1, 2.0, 3.0 and 3.1 config file TLVs (DOCSIS 3.1 support requires at least version 2.0.0)
    support for both binary and textual files
  • Platform independent
  • TLV tree representation which orders by optional/required Encodings and DOCSIS version, showing an instant view of the TLVs a certain type of modem will ‘see’ of the config file
  • The ability to configure both the Shared Secret and the Extended Shared Secret for CMTS MIC calculation
  • Lots of build-in checks to verify the validity of your configuration
  • The unique ‘cheat’ mode allows you to create non-specification-conformant config files for testing purposes
  • The command-line mode allows to use the tool in batch files or shell scripts
  • The context-sensitive help screen assist you with every TLV and subTLV
  • The extensive manual provides additional help where needed

Download our Cable Modem Config File Editor for Windows, MacOS or Linux:

Operating System Version Link
Windows 2.6.2 Download Now https://www.excentis.com/wp-content/uploads/ConfigFileEditor-2.6.2-windows-installer.exe_.zip
MacOS 2.6.2 Download Now https://www.excentis.com/wp-content/uploads/ConfigFileEditor-2.6.2-osx-installer.dmg_.zip
Linux 32 bit 2.6.2 Download Now https://www.excentis.com/wp-content/uploads/ConfigFileEditor-2.6.2-linux-installer.run_.bz2_.zip
Linux 64 bit 2.6.2 Download Now https://www.excentis.com/wp-content/uploads/ConfigFileEditor-2.6.2-linux-x64-installer.run_.bz2_.zip

Note: these files are zipped for your security.

Knowledge Base

Learn new tips and tricks from our support portal.

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Warning against downloading from third-party sources

There are some third-party websites that offer our Config File Editor for download as well. They are unrelated to Excentis and are not authorized to do so. Based on support requests that we have received, some of these websites even host modified installers that install additional, unwanted software on your computer as well!

It is best to avoid these download sites, and simply get the Config File Editor straight from the source — this web page.

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Manager IP Operations at Cable & Wireless

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Delivery Manager at Vodafone Group Services Düsseldorf

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Henrik Häggman

Product Manager for Broadband Services at Tele2, Sweden

With support of the Excentis engineering team, we constructed an initial setup and successfully performed a first trial run in less than an hour!

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With professional guidance and willing to adapt to our specific needs, we could test the device in a way that makes most sense to our customers. We highly recommend them for your business.

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Strategic Product Manager Broadband & Proptech, Telenor Sverige AB