Enable Tethering on iPhone 3G/3GS OS 3.1.2

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Internet tethering on iPhone OS 3.1.2 firmware has been blocked by Apple. In past we have already discussed on how to tether your iPhone 2G/3G/3GS with OS 3.1.2 firmware installed using an iPhone app MyWi (US$9.99). If you are looking for free alternative then follow the simple steps listed below to tether your iPhone OS 3.1.2

Tethering on iPhone allows sharing internet connection with computer via USB cable or Bluetooth in which iPhone act as a wireless modem for computer. With Internet tethering on iPhone, you does not need a Wi-Fi hotspot to access internet from your computer. You can easily share the internet connection on your iPhone with your Mac notebook or PC laptop and connect to the Internet anywhere. When your iPhone is tethered, you can still send and receive data and make phone calls.

Steps to Enable Tethering on iPhone 3G/3GS with OS 3.1.2 Firmware

Step 1- Jailbreak your iPhone 2G, iPhone 3G, iPhone 3GS.

Step 2- Download CommCenter.patch files for you iPhone 3G (http://iphwn.org/CommCenter_3g_312.zip) or 3GS (http://iphwn.org/CommCenter_3gs_312.zip) and put CommCenter.patch on your Desktop.

Step 3- Check if your iPhone has OpenSSH installed. If not then install it via Cydia. Navigate to Cydia and search for ‘OpenSSH’. Install it and reboot your iphone.

Step 4- Connect your iPhone with your computer. Please make a note that iTunes is not running.

Step 5- Open Cyberduck or fugu and enter the following details to login to your iPhone:

·         Server: The IP address of your iPhone.

·         Username: root

·         Password: alpine

·         Protocol: SFTP (SSH File Transfer Protocol)

Step 6- Now, copy CommCenter file on your computer desktop, to do this navigate to /System/Library/PrivateFrameworks/CoreTelephony.framework/Support/CommCenter.

Step 7- Open the Terminal and type the following commands:
cd Desktop
bspatch CommCenter CommCenter-hacked CommCenter.patch

Step 8- Delete CommCenter from your Desktop and rename CommCenter-hacked to just CommCenter.

Step 9- For backup purpose, the most important step is to rename CommCenter on your iPhone to CommCenter.backup.

Step 10- Copy the new CommCenter to your iPhone.

Step 11- SSH into your iPhone or use MobileTerminal as root and chmod +755 the new CommCenter so that it’s executable.

Step 12- Reboot your phone.

Step 13- Check your Setting > General > Network, and you should have the Tethering option. If you don’t Go to http://help.benm.at on your phone and install the mobileconfig.Reboot your iPhone again.



Congratulations!! You have successfully completed tethering iPhone 3G/3GS on iPhone 3.1.2 firmware.

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