not goin

[maged altwaiti]

we have WLC 5508 S.W ver 7.6.110.0

and  .AP 1602 i

suddenly ap can not goin with WLC 

error massge 

*Dec 4 06:14:22.139: %CAPWAP-3-ERRORLOG: Go join a capwap controller
*Dec 4 06:14:23.000: %CAPWAP-5-DTLSREQSEND: DTLS connection request sent peer_ip: 10.9.0.10 peer_port: 5246
*Dec 4 06:14:23.399: %DTLS-5-ALERT: Received FATAL : Certificate unknown alert from 10.9.0.10
*Dec 4 06:14:23.399: %CAPWAP-3-ERRORLOG: Bad certificate alert received from peer.
*Dec 4 06:14:23.399: %DTLS-5-SEND_ALERT: Send FATAL : Close notify Alert to 10.9.0.10:5246
*Dec 4 06:14:23.399: %CAPWAP-3-ERRORLOG: Invalid event 40 & state 3 combination.
*Mar 1 00:01:27.455: %CAPWAP-3-ERRORLOG: Did not get log server settings from DHCP.
*Mar 1 00:01:28.055: %CAPWAP-3-ERRORLOG: Could Not resolve CISCO-CAPWAP-CONTROLLER

how i can solve it ?

.

regard<<<

[maged altwaiti]

what command i can use it to solve problem until upgrade WLC to 8.5? delay time is effect on logine to wlc and can not a person connect to APP through web page

[Mark Elsen]

    >what command i can use it to solve problem until upgrade WLC to 8.5? delay time is effect on logine to wlc and can not a person connect to APP through web page
          None, you really need those upgrade(s) I mentioned to implement the workaround provided earlier , 

 M.

[maged altwaiti]

Dose this workaround solve the problem if the MIC is expired in both WLC and AP? OR it just solve the problem if the MIC of AP expired?