ITaP VPN - Manual Setup via L2TP (Mac)

Configure and Use L2TP on Mac OS X

Mac OS X includes a native VPN client. You can use the Mac OS X VPN client to make an L2TP VPN connection to a Firebox.

Configure the L2TP Network Settings

To prepare a Mac OS X device to make an L2TP VPN connection, you must configure the L2TP connection in the network settings.

1. In the Apple menu, select System Preferences.
2. Click the Network icon.
3. Click the "+" icon in the lower left corner to create a new network interface.
4. In the Interface drop-down list, select VPN.
5. From the VPN Type drop-down list, select L2TP over IPSec.
6. In the Service Name text box, type a name for this VPN connection, such as "Purdue VPN ".
7. Click Create. - The settings for the VPN connection appear.
8. You now can create your own configuration, from the Configuration button, hit Add Configuration...
9. In the Name field type PurdueVPN
10. In the Server Address text box, type the IP address of l2tp.purdue.edu
11. In the Account Name text box, type your career account
12. Click Authentication Settings.
13. In the Password text box, type your career account password, you can also leave this blank and you will be prompted for your password whe you connect.
14. Select Shared Secret - In the Shared Secret text box, type the pre-shared key: PurdueVPN
15. Click Apply to save the configuration changes.

Start the L2TP Connection

To start the L2TP connection:

1. In the Apple menu, select System Preferences.
2. Click the Network icon.
3. Select the VPN connection you created in the Network dialog box.
4. Click Connect.
5. To make the connection easier to replicate in the future Click on the checkbox in the bottom of this panel "Show VPN status in menu bar".
6. You should be able to start/reconnect the VPN connection from the Apple Menu from this point on.
7. IF/when your career account password changes you'll need to follow these steps again but only 13 and 15 above if you entered a password in step 13. 

After the VPN connection is started, the Connect button changes to Disconnect.