Yeah I think the same is happening with USB, whatever I plug in there isn't seen, wouldn't you expect a message to be posted to the logged in serial console thing.
Think I've reached the end with this one, thanks for the help
The ethernet ports aren't working at any stage, whether that's in Recovery or when it boots and for the period when it has some wifi so ethernet or tftp isn't going to work.
I didn't even think about putting it on a USB!
Any idea what I should format the USB as to be readable at CFE level? And...
Hello, I've got 2 other Asus (broadcom) routers, I did try running dd-wrt on them all but that didn't go so well, and in the case of this poor RT-N66U, I think pushed it one step too far.
Huge thanks to @that1geek for this thread...