From ModMyi - Wiki

This is a ssh installation guide to be followed after the 1.1.1 jailbreak guide.

Step One

Download the SSH Install pack and unarchive it.

Step Two

Fire up terminal type

cd

followed by a space and drag the folder named "iPhone SSH Install for Mac" into your terminal window.

Hit enter and now your command line will look like below

Step Three

Open up the "iPhone SSH Install for Mac" folder on your desktop and drag the "iPhoneMacSSHInstall.sh" into your terminal window.

Your terminal command line will look as follows

Step Four

Hit enter, you will see the following screen

Follow the instructions and restart your phone

Step Five

Once your phone has restarted hit enter. More stuff appears.

once again restart your phone like the instructions say.

Step Six

Once your phone has restarted hit enter.

Like the prompt says enter to remain jailbreaked and ctrl+c to to keep free from jail

Step Seven

Open up another terminal window type in

ssh -l root iphone's ip

followed by enter

If your terminal screen looks like mine proceed to the next step. if it asks for a password skip to step 9.

Step Eight

Type in

rm -f  ~/.ssh/known_hosts

followed by enter

go back to step seven if you had to use this nice step eight

Step Nine

If you're terminal asks you "Are you sure you want to continue connecting (yes/no)?" type in

yes

followed by enter

When prompted for a password type in

alpine

followed by enter (yes the characters do not show up while typing in the password)

Congrats, you have ssh'd into your 1.1.1 phone

You may now continue to the installing BSD World guide