Actually what I see is a (probably untrained in Linux) customer service rep
apologizing to you for the issue you are having, and then pointing you to the
Linux driver. I suspect English is not the service rep's native language
and the service rep is using a script to respond to the inquiry.
I have a Canon LBP7200Cdn printer (d = duplex, n = network). Canon
advertise on their web site that this printer works on Debian and Red
Hat Linux, and they provide drivers for CUPS and some source code.
However, I have not been to make this printer work on either Debian or
PC-BSD, and I have not
