cable modem firmware upgrade

Paul Stewart paul at paulstewart.org
Fri Jan 30 14:00:03 UTC 2015


That brings back memories of some unidentified folks getting much higher
speeds and other features they may errr umm not been paying for ;)  I miss
my LanCity cablemodem - it made a great spaceheater in the winters.....

-----Original Message-----
From: Rob Seastrom [mailto:rs at seastrom.com] 
Sent: Friday, January 30, 2015 6:49 AM
To: Paul Stewart
Cc: 'Nathan Anderson'; 'A MEKKAOUI'; nanog at nanog.org
Subject: Re: cable modem firmware upgrade


"Paul Stewart" <paul at paulstewart.org> writes:

> That has been my experience as well (only from the RF side) and I would
> believe this was a design choice.   The ISP usually wants to keep control
> over the firmware versions of the CM for various technical/support 
> reasons versus having consumers mess with the firmware.

15 years ago, in certain circles it was well-understood how to load one's
own (possibly patched) software from the Ethernet side on the old LanCity
(pre-DOCSIS) cablemodems.

You can imagine what kind of hilarity ensued.

-r





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