These are instructions on how to patch the CommCenter of your 3.1.2 iPhone 3G, 3GS to enable Internet tethering. Warning: These are advanced instructions and are not suggested for beginners. Prerequisites: You must be jailbroken on the iPhone 3.1.2 firmware. You need to have SSH installed and you need to know the IP Address of your device on the local network. Finally you will also need Fugu insta