You have things mixed up here.
- iphone firmware 1.1.4
- Latest iphone firmware 2.2.1
- iTunes latest version 8.1
All the above are from Apple
- you use itunes 8.1 to update your phone to firmware 2.2.1
- you use Quickpwn 2.2.5-2 to jailbreak/activate & unlock the phone with firmware 2.2.1
Quickpwn can be downloaded from
Dev-Team Blog