1. After logging into the WiNG controller Web UI go to Configuration - Wireless - Association ACL, Select 'Add'
2. Name the Association ACL and select 'OK'
3. Next Select 'Add Row' and enter the MAC address(es) of the client(s) that are to be set to 'Allow' or 'Deny'. Select 'Commit and Save' to save ACL
*Note* In the screenshot example Assocation ACL Mac Address 00-11-22-33-44-55 will be denied association per Rule Precedent 1 while Rule Precedent 2 will allow all other MAC address to associate to WLAN