How to Tame iPhone

As you probably know, all phones sold by Apple Corp. are adhered to the concrete operator. In the USA it AT&T, in France — Orange, in Germany — T-Mobile and at last O2 in Great Britain.

This specificity is greed of company Apple. Under the contract, the mobile operator is obliged to deduct certain percent from the income of subscriber Apple. Because of this enterprising fact, you can use phone only with a SIM Card of the operators set forth above.

The scheme for "the legal" use of iPhone:

* In the Apple Store buy iPhone.
* The Subscriber comes home and through the Internet concludes the contract with the operator.
* After the contract conclusion, after a while, iPhone will activated.

If you want to connect the device to other network of any other mobile operator it's necessary to execute following actions:

1. To Activate phone.
2. To Bypass SIM Card check.

The 1st step, it's — activation. The activation essence consists in getting access to device basic functions.
The 2nd step is named an unblock iPhone, or unlock the iPhone 3gs 4.

What is unlock?

Unlock it's an updating (or hack) of the software of the GSM-module which allows to use phone with a SIM Card of any operator.

Soft Unlock

— It when without intervention in phone hardware start the updating of the radio modem deleting. Usually for it use the programs AnySim (iUnlock) or iPhoneSimFree.

Hard Unlock

— It when carry out iPhone 4 unlocking and opening by means of short circuit to Test Point access.

MultiSIM

— As a matter of fact, is not the real relock. This method uses some features of check of a SIM Card of the mobile operator. For example, iPhone considers that the sim card belongs to the mobile operator AT&T.