$ tail -f /tmp/logfilename.txt Use whatever path and name for (/tmp/logfile.txt) you called your logfile in your init script.
I'm not sure what you want to achieve using the Arduino as access point. If you want to use it in the field, I would recommend one of these two options:
So regarding to the WiFi, actually it is configured to connect to my home router, but if I go out it switch to be an AccessPoint with some defaults data? Thereis a way to change the wireless settings via a webpage?