Guys here is a very good post for unlocking your iPhone 2G. Follow the instruction and you will have iPhone 2G jailbreaked. Click here to see the post.

Watch this video

Related posts:

1. Unlock/Jailbreak to iPhone 2.2
2. Recording video from iPhone
3. Jailbreak/Unlock firmware 3.1.2 iPhone 3GS [Win/Mac]
4. Enabling Edge in firmware 2.0.X
5. ziphone.org for sale by owner Zibri