So I've basically managed to get as far a the password prompt in ssh, but whatever password I use, or change via passwd in the serial console has no effect.
your device operating system is not an official openwrt release. therefore, the help you are receiving here is complimentary. show us you deserved it and go and find a source of information ( preferrably not a forum ) and study, who made the OS, and how they setup the users / login.
or, get some nice linux books.... use that system to learn.... what a great opportunity!
It's an Orthodox File Manager...based on look/feel of Norton Commander...one of the first prototypes (not made by the company who made the OS) - for almost all GUI panel-based file managers known today.
I should note it also accepts mouse movements - which means it possesses a Graphical User Interface by definition. Until you made the statement above, I've never heard anyone make such a distinction outside of educational circles.
I should also note that the development of GUIs was exactly because of the reason you stated:
So, @jeff's point was misunderstood. You should truly get a grasp of the underlying software. You'll need to when you encounter a device that doesn't have capability/space for the installation of mc. You may have found your reckoning on that issue in the GoFlex Net.
I think you meant to say copy other peoples settings without actually understanding them.
I think at some point you need to realise when more than one person is directing down a certain path that you should reconsider the path you are taking.
It would be more educational for you you if you simply started with a clean install of a current release. Then stated what your goal is so the community can assist you achieve it.
Many people have never used chaos calmer and wouldn't have a clue what to do with it. I am one I those people I have only used release 17 & 18
Of course I don't understand them, but by studying them I may learn something.
At the moment I am intrigued as to how I am unable to gain access to my own system, even though I have tried to follow guides which tell me how to do it.