On this page you'll find questions and answers concerning the Android app "Simple DHCP Query".
Question: Is this app also available for iPhone or iPad?
Answer: No, but you do not need an app like this on an device with iOS. Go to "Settings | Wi-Fi", ensure that WiFi is enabled and the device is connected to a WLAN. Then you can click on the networks name to see the configuration data received via DHCP.
Question: On which Android devices can I use this app?
Answer: You need a Android device with WLAN capabilities, which has at least version 2.2 (Froyo, API-Level 8) of Android.
Question: What for do I need this app?
Answer:
Question: Which permissions are required by the app?
Answer: The app needs the following two permissions:
Click on the links labeled "description" to open the description of these permissions in the official Android developer documentation (API doc).
These two permissions have the protection level "normal", so they are granted when the app is installed and have not to be queried during runtime.
Question: What is DHCP?
Answer: The abbreviation "DHCP" stands for "Dynamic Host Configuration Protocol". DHCP can be used for wired LANs as well as WLANs. DHCP is a protocol to provide the configuration data needed for using a LAN or WLAN to client devices like notebooks. The configuration data comprises for example the IP address of the client device and the network mask.
For more information you can read the following article:
"What is DHCP and How DHCP Works? (DHCP Fundamentals Explained)", http://www.thegeekstuff.com/2013/03/dhcp-basics/