(1) Since at first end users can login SSID and pass portal authentication, so the route between the network device is OK, and the basic configuration should be OK.
(2) Login Policy center to check the login log. And found that there are many logs of “Identify authentication failed” for anonymous user.
(3) Check the license information, we found that the customer purchased license quantity of 200 users, but the used license quantity is 210. That is the cause that new users can’t pass portal authentication.
(4) But the customer replied that the concurrent users are much less than 200. We checked the radius online user, and found that too many users login from several days ago. The current date is 2015-04-12, but there are too many users still online since several days ago. The project is belongs a restaurant, so it’s impossible for so many users to be online for so many days. It’s abnormal.
(5) Check the configuration of AR2200, and found the accounting scheme is configured.
accounting realtime 6