Turning an old Ardroid phone in to a WiFi webcam for remote monitoring
If you have a spare Android phone lying around somewhere with no use, you would probably need to read this Instructable to turn it into an useful WiFi-enabled webcam that could be used for remote monitoring. The author explains the technique with Motorola Droid Razr Maxx Android device, and uses IP Webcam App for video feeding. IP Webcam allows you to view the WiFi webcam video inside your WiFi network without connecting to internet, as well as outside the WiFi through VLC player or web browser. The instructable describes well how to setup a permanent local IP for your phone and configure the port forwarding on the WiFi router that will make the webcam accessible over the internet.
Making a WiFi webcam out of Android phone