1. Go to the Apple icon in the upper left corner and go down to Control Panels. In the list of control panels, select ConfigPPP. A window like the one below should appear.
2. For Port Name make sure you have it set for the port the modem is actually using.
3. Click on Config. A window like the one below should appear.
4. In there should be the following settings:
Port Speed
Flow Control
Phone Num
Modem Init
5. Click on Authentication. A window like the one below pops up.
6. For Username put in a capital "P" and then your username in all lower case and without the "@azstarnet.com". For example, the account "support" would put in Psupport.
7. For Password, put in your password--the eight character string of letters and numbers given to you when you set up the account. The letters are in upper and lower case. They must be entered in the same case as they were given to you or it will not work.
8. Click on Ok.
9. Click on Done.
10. Close the ConfigPPP window. And then you should be set.