On 12/27/2011 12:49 AM, GD Incorporation wrote:
>> This sounds like a captive portal "freezing" issue I have seen before.
>> When this is happening, can un unrecognized client log in normally?
>
> Sometimes I can, sometimes the mac address is not even registered in captive
> portal at all and the captive portal does not show even if I cleaned the
> memory and removed all the users from the captive portal diagnosis page
> (unrecognized all computers from captive portal).
>
> What should I do if I face this again?

More testing! :)  See if turning off and turning on the captive portal 
fixes it.  If so, you can script it to go off and on overnight and 
minimize this.  Also, longer idle timeouts can lower the load.  But 
let's be sure it is the captive portal first.

			Lee