1. Go to system preferences either from Apple menu or from spotlight.

2. The network configuration window shows in short form, and you want to increase it using plus (+) sign.

3. Locate word "VPN" from list that shows on window. Tick on it.

4. Tick on word “create.”

5. Locate field “server address” and place in the address.

6. In place of “Account Name” put your username.

7. Fill in the “password” and “shared secret” fields with appropriate data. Then click on “ok.”

8. Tick on “connect.”

9. You will know things are attached when message changes.