NetSetMan - Are you tired of changing your network configuration on your laptop every day?
Tasker - Tasker is an application for Android which performs Tasks (sets of Actions) based on Contexts...
TCP/IP Manager - Designed to help computer users keep track of their network configuration in different locations.
Automagic Premium - Automagic Premium is the magic wand to automate your Android device.
Fast IP Changer - IP Changer is a free, fast and easy way to change your IP address, DNS or WINS. It's small, simple and build for windows...and most importantly, it works really well!
AutomateIt - Automate Your Android!