Mục tiêu thực hành:
- Log sự cố CiscoAP 3506e không thể register được tới WLC2504.
- Cấu hình trên WLC2504 tiến hành "ignore" MIC Certificate Expiration.
Các bước triển khai:
Log sự cố CiscoAP 3506e không thể register được tới WLC2504.
*spamApTask0: Oct 02 16:11:53.117: %LWAPP-3-HDR_ERR: spam_net.c:2032 The system has received LWAPP packet with unsupported bit field (1,13c) from 58:93:96:18:c4:40 to ff:ff:ff:ff:ff:ff, dropping the packet*nim_t: Oct 02 16:11:47.793: %SIM-3-PORT_DOWN: sim.c:13736 Physical port 2 is down!.*spamApTask0: Oct 02 16:11:03.121: %LWAPP-3-HDR_ERR: spam_net.c:2032 The system has received LWAPP packet with unsupported bit field (1,13c) from 58:93:96:18:c4:40 to ff:ff:ff:ff:ff:ff, dropping the packet*spamApTask4: Oct 02 16:11:02.650: %DTLS-3-HANDSHAKE_FAILURE: openssl_dtls.c:866 Failed to complete DTLS handshake with peer 172.16.31.114*spamApTask0: Oct 02 16:10:58.122: %LWAPP-3-HDR_ERR: spam_net.c:2032 The system has received LWAPP packet with unsupported bit field (1,13c) from 58:93:96:18:c4:40 to ff:ff:ff:ff:ff:ff, dropping the packet*spamApTask0: Oct 02 16:10:53.122: %LWAPP-3-HDR_ERR: spam_net.c:2032 The system has received LWAPP packet with unsupported bit field (1,13c) from 58:93:96:18:c4:40 to ff:ff:ff:ff:ff:ff, dropping the packet
Cấu hình trên WLC2504 tiến hành "ignore" MIC Certificate Expiration.
- MIC (Manufacturer Installed Certificate) Certificate cho phép thiết lập kênh TLS giữa Lightweight AP tới WLC.
config ap cert-expiry-ignore mic enable
Tham khảo các video Khóa học Wireless Controller để nắm cơ chế hoạt động của công nghệ Controller, mọi thắc mắc các bạn vui lòng liên hệ với mình thông qua kênh Zalo (Jade Bùi) 076.877.2021.
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