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Cisco Bug: CSCvv39596 - Client stucks in IP learn state and observing continuous cpp tracebacks

Last Modified

Sep 25, 2020

Products (1)

  • Cisco Catalyst 9800 Series Wireless Controllers

Known Affected Releases


Description (partial)

- Clients stuck in IP learn state and not able to recover
- CPP Tracebacks are observed on the WLC's console:

Aug 14 20:44:28.023 IST: %APMGR_TRACE_MESSAGE-4-EWLC_APMGR_WARNING_MSG: Chassis 1 R0/0: wncd: Warning, AP AP34ED.1B8D.4B8C is associated with the policy tag default-policy-tag, which has no wlan or rlan configured. Please configure wlan or rlan under the policy tag, or associate the AP with valid policy tag

Aug 14 20:46:21.643 IST: %CPPOSLIB-3-ERROR_NOTIFY: Chassis 1 R0/0: cpp_cp: cpp_cp encountered an error -Traceback= 1#caae9a6a0508cb9bc4a6107defb17f2f errmsg:7F5DE2B1A000+A80 cpp_common_os:7F5DE4E36000+DB2C cpp_common_os:7F5DE4E36000+1BA0E cpp_wireless_svr_smc_lib:7F5DE96EB000+ABF1 cpp_common_os:7F5DE4E36000+11D90 cpp_common_os:7F5DE4E36000+12486 evlib:7F5DE290A000+8F37 evlib:7F5DE290A000+997C cpp_common_os:7F5DE4E36000+140E2 :56092CB9A000+93F9 c:7F5DC7E7A000+209B2 :56092CB9A000+8F99

Aug 14 20:46:21.643 IST: %FMFP-3-OBJ_DWNLD_TO_DP_FAILED: Chassis 1 R0/0: fman_fp_image: WLClient 0xa0000001 download to DP failed

- External web consent parameter with FQDN URL and preauth URL filter
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