https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28842#M118 I set option 78 and controller cannot discover.<BR /> <BR /> Tue, 19 Jul 2016 15:07:00 GMT Mikaeil_Beigpou 2016-07-19T15:07:00Z https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28840#M116 c5210 cannot discover ap3825i<BR /> Tue, 19 Jul 2016 14:28:00 GMT https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28840#M116 Mikaeil_Beigpou 2016-07-19T14:28:00Z https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28841#M117 Hello<BR /> <BR /> There isn't much information to go on in your description of the problem.<BR /> <BR /> I would start with these articles:<BR /> <A href="https://gtacknowledge.extremenetworks.com/articles/Solution/Access-points-failing-the-IdentiFi-Controller-discovery-process/" target="_blank" rel="nofollow noreferrer noopener">https://gtacknowledge.extremenetworks.com/articles/Solution/Access-points-failing-the-IdentiFi-Controller-discovery-process/</A> <BR /> <BR /> <A href="https://gtacknowledge.extremenetworks.com/articles/Solution/AP3825i-Not-Registering-to-the-Controller" target="_blank" rel="nofollow noreferrer noopener">https://gtacknowledge.extremenetworks.com/articles/Solution/AP3825i-Not-Registering-to-the-Controller</A> <BR /> <BR /> -Gareth Tue, 19 Jul 2016 14:40:00 GMT https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28841#M117 Gareth_Mitchell 2016-07-19T14:40:00Z https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28842#M118 I set option 78 and controller cannot discover.<BR /> <BR /> Tue, 19 Jul 2016 15:07:00 GMT https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28842#M118 Mikaeil_Beigpou 2016-07-19T15:07:00Z https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28843#M119 what software version is running on the controller? Tue, 19 Jul 2016 16:13:00 GMT https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28843#M119 Ronald_Dvorak 2016-07-19T16:13:00Z https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28844#M120 9.15.2.9<BR /> Tue, 19 Jul 2016 16:50:00 GMT https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28844#M120 Mikaeil_Beigpou 2016-07-19T16:50:00Z https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28845#M121 Hi Mikaeil, as Ron suggested in <A href="https://community.extremenetworks.com/extreme/topics/enable-radio1-and-radio2-at-access-point-connect-to-c5210-controller-but-i-cannot-see-ssid-at-my-mobile" target="_blank" rel="nofollow noreferrer noopener">another thread</A>, it might be best if you're able to schedule training on ExtremeWireless or get some time with Professional Services. You can also get some help by <A href="https://gtacknowledge.extremenetworks.com/articles/How_To/How-to-contact-Extreme-Networks-Global-Technical-Assistance-Center-GTAC" target="_blank" rel="nofollow noreferrer noopener">contacting GTAC</A> if needed.<BR /> Here's the ExtremeWireless course information: <A href="http://www.extremenetworks.com/education/courses/ESE-HI-1/" target="_blank" rel="nofollow noreferrer noopener">http://www.extremenetworks.com/education/courses/ESE-HI-1/</A> Wed, 20 Jul 2016 20:18:00 GMT https://community.extremenetworks.com/t5/extremewireless-identifi/how-to-discover-c5210-controller-access-point-ws-ap3825i/m-p/28845#M121 Drew_C 2016-07-20T20:18:00Z