iPhone 2G - 3.1.2 Jailbreak/Unlock [TUT]

1. Restore iPhone 2G to 3.1.2.
2. Download the 3.9/4.6 bootloaders
3. Launch Redsn0w 0.9 - Win | Redsn0w 0.9 - Mac
4. Click "browse" and select the 3.1.2 firmware downloaded earlier.
5. Click "next" and check the box for "Install Cydia".
6. If unlocking then check the box marked "Unlock". Then click "next" and select the 3.9/4.6 bootloader files downloaded earlier.
7. Make sure the device is connected and either powered off or in DFU mode then click "next".
8. If you are not in DFU then Redsn0w will guide you through the process, if in or once in DFU Redsn0w will not only exploit and load the jailbreak it will also flash the bootloader and "boot neuter" the device.
9. Once fully rebooted launch Cydia and allow any and all files to update.
10. Install "Ultrasn0w" and reboot the device.
11. Launch Cydia, click on "Manage" at the bottom then "Edit" and "Add".
12. Add the following source "http://cydia.ifoneguide.nl" and allow the sources to update.
13. Install "Native MMS" and reboot the device.
14. Open Settings and go to General then Network then Cellular Data Network and make sure all your APN settings are correct not only for Data but for MMS as well.
15. Reboot the device one last time and send a MMS and ENJOY!