When do you use it? If you have an A4 device or an older model that is jailbroken tethered on iOS 5.1.1 and now with the untethered jailbreak finally released, you 1`d like to convert to an untethered jailbreak.
Rocky Racoon is the new Cydia package that will make that easily possible. No need for a restore to use Absinthe 2.0.you can simply get it done with Rocky Racoon which you make sure you don`t uninstall after.
Here`s a quick and easy guide to convert iOS 5.1.1 tethered jailbreak to iOS 5.1.1 untethered jailbreak:
Step 1: Open Cydia.
Step 2: Search for Rocky Racoon 5.1.1 Untether and install.
Step 3: Reboot your device and verify that you can reboot without having to perform a tethered boot.