These instructions will help you configure wireless access on your Apple laptop.
Version 10.4 of Mac OS.
Select the AirPort icon in the menu bar and select "Turn Aiport On"
Select the AirPort icon in the menu bar and select "CCIS-XNet"
Beside "802.1X Configuration" select "TTLS-PAP"
Enter in your CCS username and password.
When prompted to verify the 802.1X Authentication certificate, click on "Continue". You will have to do this any time you connect to the network, you have about 5 seconds to click on "Continue" or you will receive an error. If you do, just click on the "Try Again" button on the resulting dialog box.
At this point, you have successfully connected to the CCS secure wireless network.