AP not registering to vWLC

AP not registering to vWLC

%CAPWAP-5-DTLSREQSEND: DTLS connection request sent peer_ip: X.X.X103 peer_port: 5246

%DTLS-5-SEND_ALERT: Send FATAL : Unexpected message Alert to X.X.X103:5246

%DTLS-5-SEND_ALERT: Send FATAL : Close notify Alert to X.X.X103:5246

%CAPWAP-5-DTLSREQSEND: DTLS connection request sent peer_ip: X.X.X103 peer_port: 5246

%CAPWAP-1-SSC_CERT_AUTH_FAILED: Failed to authorize controller, SSC certificate validation failed.Peer certificate verification failed FFFFFFFF


1. Login in to vWLC using SSH

2. Make sure the certificates and time is correct

(Cisco Controller) >show certificate ssc

SSC Hash validation.............................. Enabled.

SSC Device Certificate details:

  Subject Name :

   C=US, ST=California, L=San Jose, O=Cisco Virtual Wireless LAN Controller,

   CN=DEVICE-vWLC-AIR-CTVM-K9-000C29085BB8, MAILTO=support@vwlc.com

  Validity :

 Start : 2017 Nov  30th, 17:52:46 GMT

 End   : 2027 Nov  29th, , 17:52:46 GMT

 Hash key : bd7bb60436202e830802be1e8931d539b67b2537

3. Disable the DTLS validation

(Cisco Controller) >configure certificate ssc hash validation disable

4. Login to the Access Point

debug capwap console cli

erase /all nvram:

undebug all


save config : no

5. Make sure time is synced between WLC and AP, if Not make sure you manually sync it 

6. Login back in to WLC using Gui 

Go to Management >Licensing> Set AP count to 5 and accept the agreement 

Alternately you can go to existing license and accept the EULA

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