users are getting disconnected continously cisco9800 controller

[gavendra]

we have an issue that users are getting disconnected again and again and ask for password every time they got disconnected

[MHM Cisco World]

if it disconnect? what you meaning ?
can you change the idle timeout to be 12 hours and check 
MHM

[gavendra]

We have configured Idle time out as 3600sec and session timeout as 86400sec

[MHM Cisco World]

Friend 3600 is short make it more than session timeout 

MHM

[balaji.bandi]

You need to provide more information around the issue you reported :

what WLC ? what Code running ?

what AP models ?

how is your connection method ?

what devices disconnecting ? models?

check some troubleshoot tips start with :

https://www.cisco.com/c/en/us/support/docs/wireless/catalyst-9800-series-wireless-controllers/218395-troubleshoot-catalyst-9800-client-connec.html

[gavendra]

Cisco 9800
c9115i AP model
Aps are connected in flex mode
Mostly mobile phones are getting disconnected(vivo,iphone,samsung,etc)

[balaji.bandi]

Mostly mobile phones are getting disconnected(vivo,iphone,samsung,etc)

then run some troubleshooting tips taking one MAC address and use analyzer as suggested to identify the issue or post here the Logs ?

[marce1000]

 - Have a checkup of the 9800 controller configuration with the CLI command show tech wireless and feed the output into :
                                                                                                                     Wireless Config Analyzer

 - Check controller software version ,  if go for 17.9.4a (if older version installed)

 - Debug problematic clients according to instructions found in https://logadvisor.cisco.com/logadvisor/wireless/9800/9800ClientConnectivity
  You can have client debugs (so called RadioActive Traces) analyzed with : Wireless Debug Analyzer

 - Follow up on overall client performance using : https://www.cisco.com/c/en/us/support/docs/wireless/catalyst-9800-series-wireless-controllers/217738-monitor-catalyst-9800-kpis-key-performa.html#anc5

 M.