The fact that iPhone's have taken the world by storm is undeniable. The uses and features that with the purchase of an iPhone are quite amazing. So what if you want to take advantage of all the features within a 3G iPhone 2.2.1 but you don't want to switch your cell provider. This is exactly where terms like unlocking and jail-breaking come into the discussion
While there are are aware of the fact that you can unlock iPhones, there are very few who actually or how you would go about performing such actions. The following are some examples of how unlock your 3G iPhone.
IPHONE UNLOCKING
The term unlocking is bandied about when discussing the limitations that are iPhones by the Apple software managers. These restrictions prevent your iPhone from using a different carrier then AT&T; ( The iPhone is locked to the AT&T; Network)and limit your ability to download, install or even use certain applications that you may want to. iPhones are prevented from being used in the same way that and you have no real ability to access the system files or change the set up. The term unlocking refers to the process of unlocking these system restrictions and in turn allowing you to card, any carrier, and it will also let you access, read and write all types of system files in any manner you wish. Essentially this gives you complete control over your 3G
When the iPhone was first released the iPhone Devteam quickly managed to find a way to unlock the iPhone via a software hack. Via a small program that was available for download freely you could unlock the iPhone minutes. Disadvantage of the software unlock was that this would nullify your warranty with Apple. Apple catched up on the software unlock and closed the security leaks that the Devteam was exploiting, and released version for the iphone.
Within a week, the Devteam found a new security leak, and they released software to fully unlock the iPhone. The cat and mouse game between Apple and the Devteam released a new version of the iPhone software, permanently closing the secutiry leak.