config.txt

   1 /etc/hostapd.conf
   2         SSID
   3         WPA-key
   4 /etc/dnsmasq.conf
   5         DHCP range
   6         DNS server
   7 /etc/wvdial.conf
   8         UMTS modem connection settings
   9 /etc/issue
  10         Prompt you see before logging in via HDMI
  11 /etc/network/interfaces
  12         IP of your raspberry
  13         Various network settings
  14 /etc/udev/rules.d/70-usb-modeswitch.rules
  15         switching info for your UMTS modem