phil has a blog - Upgrade iPod Touch / iPhone to 2.1 firmware and install apps over SFTP

Upgrade iPod Touch / iPhone to 2.1 firmware and install apps over SFTP

1. Download and install PwnageTool_2.1

2. Download iPod1,1_2.1_5F137_Restore.ipsw or iPhone1,2_2.1_5F136_Restore.ipsw

3. Run PwnageTool and it should find your .ipsw, and build a x_Custom_Restore.ipsw

4. In iTunes 8 hold down the option key and press Restore to browse and select your custom ipsw.

5. After reboot with new Firmware, install OpenSSH using Cydia

6. sftp to your iPod Touch / iPhone (Try Transmit)

IP: Find your IP in WiFi Networks (192.168.x.x)
Username: root
Password: alpine

7. Create the following Documents folders if they don’t exist and chmod 777 each

/Applications/Documents 
/var/mobile/Documents
/var/mobile/Applications/Documents

8. To install Apps

.ipa files will need renaming .zip and unarchiving, transfer appname.app in Payload to /Applications/

The appname.app will need chmodding 775 -R (or 777 -R if that doesn’t work)

Reboot device (or if you have ‘BossPrefs’ installed then simply Fast Respring)