06-04-2020 03:44 AM - edited 07-05-2021 12:08 PM
I have 1832i APs which are running on ios 8.5.161 and suddenly 30 of them have gone down with no discovery on controller, below errors are shown in CLI of the controller. Can anyone help?
▒ff▒昆▒▒x▒▒▒x▒▒▒▒[*05/29/2020 04:55:10.3246]
[*05/29/2020 04:55:10.3246] CAPWAP State: Discovery
[*05/29/2020 04:55:10.3246] Discovery Request sent to 255.255.255.255, discovery type UNKNOWN(0)
[*05/29/2020 04:55:10.3346] Discovery Response from 172.30.31.250
[*05/29/2020 04:55:10.3346] Discovery response from MWAR ''running version 0.0.0 .0 is rejected.
[*05/29/2020 04:55:10.3346] Failed to decode discovery response(status = 4).
[*05/29/2020 04:55:10.3346] CAPWAP SM handler: Failed to process message type 2 state 2.
[*05/29/2020 04:55:10.3346] Failed to handle capwap control message from control ler - status 4
[*05/29/2020 04:55:10.3346] Failed to process unencrypted capwap packet 0x29a300 0 from 172.30.31.250
[*05/29/2020 04:55:10.3346] Failed to send message to CAPWAP state machine, msgI d 0
[*05/29/2020 04:55:10.3346] Failed to send capwap message 0 to the state machine . Packet already freed.
[*05/29/2020 04:55:10.3346] IPv4 wtpProcessPacketFromSocket returned 4
[*05/29/2020 04:55:19.8317]
[*05/29/2020 04:55:19.8317] CAPWAP State: Discovery
[*05/29/2020 04:55:19.8317] Discovery Request sent to 255.255.255.255, discovery type UNKNOWN(0)
[*05/29/2020 04:55:19.8317] Discovery Response from 172.30.31.250
[*05/29/2020 04:55:19.8317] Discovery response from MWAR ''running version 0.0.0 .0 is rejected.
[*05/29/2020 04:55:19.8317] Failed to decode discovery response(status = 4).
[*05/29/2020 04:55:19.8317] CAPWAP SM handler: Failed to process message type 2 state 2.
[*05/29/2020 04:55:19.8317] Failed to handle capwap control message from control ler - status 4
[*05/29/2020 04:55:19.8317] Failed to process unencrypted capwap packet 0x299f00 0 from 172.30.31.250
[*05/29/2020 04:55:19.8317] Failed to send message to CAPWAP state machine, msgI d 0
[*05/29/2020 04:55:19.8317] Failed to send capwap message 0 to the state machine . Packet already freed.
[*05/29/2020 04:55:19.8317] IPv4 wtpProcessPacketFromSocket returned 4
[*05/29/2020 04:55:29.3387]
[*05/29/2020 04:55:29.3387] CAPWAP State: Discovery
[*05/29/2020 04:55:29.3387] Discovery Request sent to 255.255.255.255, discovery type UNKNOWN(0)
[*05/29/2020 04:55:29.3387] Discovery Response from 172.30.31.250
[*05/29/2020 04:55:29.3387] Discovery response from MWAR ''running version 0.0.0 .0 is rejected.
[*05/29/2020 04:55:29.3387] Failed to decode discovery response(status = 4).
[*05/29/2020 04:55:29.3387] CAPWAP SM handler: Failed to process message type 2 state 2.
[*05/29/2020 04:55:29.3387] Failed to handle capwap control message from control ler - status 4
[*05/29/2020 04:55:29.3387] Failed to process unencrypted capwap packet 0x29a100 0 from 172.30.31.250
[*05/29/2020 04:55:29.3387] Failed to send message to CAPWAP state machine, msgI d 0
[*05/29/2020 04:55:29.3387] Failed to send capwap message 0 to the state machine . Packet already freed.
[*05/29/2020 04:55:29.3387] IPv4 wtpProcessPacketFromSocket returned 4
[*05/29/2020 04:55:29.5886]
[*05/29/2020 04:55:29.5886] !!!!! {watchdogd} Process wcpd gone for 240s
[*05/29/2020 04:55:38.8357]
[*05/29/2020 04:55:38.8357] CAPWAP State: Discovery
[*05/29/2020 04:55:38.8357] Discovery Request sent to 255.255.255.255, discovery type UNKNOWN(0)
[*05/29/2020 04:55:38.8457] Discovery Response from 172.30.31.250
[*05/29/2020 04:55:38.8457] Discovery response from MWAR ''running version 0.0.0 .0 is rejected.
06-04-2020 04:22 AM
06-04-2020 05:16 AM
yes, date and time were wrong and were corrected later in WLC. NTP IS Not configured.
06-04-2020 05:01 AM
paste the output of these commands:
sh sysinfo from wlc
sh version from AP
Regards
Dont forget to rate helpful posts
06-04-2020 05:21 AM
06-04-2020 05:56 AM - edited 06-04-2020 05:57 AM
Cany ou paste the complete boot-up process logs from AP console.
Also paste the output of the acommand "Sh time" from wlc
AP still not joined after WLC software upgrade ?
Regards
Dont forget to rate helpful posts
06-04-2020 07:12 AM
06-04-2020 04:37 PM
@hydarali972 wrote:
[*05/16/2020 10:36:23.7301] This AP model is supported by controller version newer than 7.0.0.0! [*05/16/2020 10:36:23.7301] [*05/16/2020 10:36:23.7301] Discovery response from MWAR ''running version 0.0.0.0 is rejected. [*05/16/2020 10:36:23.7301] Failed to decode discovery response. [*05/16/2020 10:36:23.7301] CAPWAP SM handler: Failed to process message type 2 state 2. [*05/16/2020 10:36:23.7301] Failed to handle capwap control message from controller - status 4 [*05/16/2020 10:36:23.7301] Failed to process unencrypted capwap packet 0x232d000 from 172.30.31.250 [*05/16/2020 10:36:23.7301] Failed to send capwap message 0 to the state machine. Packet already freed. [*05/16/2020 10:36:23.7301] IPv4 wtpProcessPacketFromSocket returned 4
Contact Cisco TAC and organize for an RMA. The AP is as good as dead.
08-03-2022 07:21 PM
请问后续怎么解决的,我现在遇到同样的问题
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