Updates for or Cisco Catalyst 9800 Series Wireless Controller, Cisco IOS XE Dublin 17.12.

Updates for or Cisco Catalyst 9800 Series Wireless Controller, Cisco IOS XE Dublin 17.12.3

Resolved Caveats for Cisco IOS XE Dublin 17.12.3
CSCwi52692: Cisco Catalyst 9130 AP signals Universal PoE spare pair to turn off Type-Length-Value (TLV) fields in Cisco Discovery Protocol.

CSCwi49666: Cisco Catalyst 9136 AP environmental sensors are reporting incorrect ambient temperature.

CSCwh62342: FlexConnect AP as an mDNS gateway responds incorrectly when Location Specefic Services (LSS) filter is enabled in 5GHz-band.

CSCwh31966: Controller becomes nonoperational on WNCd process during database termination.

CSCwh44793: Cisco Catalyst 9130 AP on Cisco IOS XE Amsterdam 17.3.6 fails to join with error to set FT data in BSSID after site-tag is changed on the controller.

CSCwi11038: Cisco Catalyst 9115 OEAP experiences kernel unresponsiveness.

CSCwi35699: Cisco Catalyst 9120 AP detects its own BSSID as malicious after channel resets.

CSCwi06055: Cisco Industrial Wireless 3702 AP radios reset and stay down when board temperature is less than –20° C.

CSCwi05672: Wireless Driver is unable to decrypt ICAP packets in Cisco Catalyst 9130 AP.

CSCwf86242: Controller experiences unexpected reload with CAPWAP window size set to 0.

CSCwi04705: Controller is not sending gARP broadcast announcements on behalf of the client on inter-controller roaming events.

CSCwf75646: Controller MIB update is required to include all coded integer values for cRFStatusLastSwactReasonCode.

CSCwh42002: Controller becomes nonoperational while processing CAPWAP data and generates WNCd core file.

CSCwf90646: Controller sends CAPWAP payload for DOT11R_WLC_MAC_IP_PAYLOAD as two packets with the same sequence number of 2 but there is no information about fragmentation or offset.

CSCwi38791: Cisco Catalyst 1850 AP becomes nonoperational due to kernel panic in Cisco IOS XE Dublin 17.11.

Open Caveats for Cisco IOS XE Dublin 17.12.3

CSCwi99296: Cisco Catalyst 9120 AP encounters multiple kernel unresponsiveness accompanied by AP disconnection from the controller.

CSCwi40659: Clients in the same Remote LAN (RLAN) of different OEAPs cannot communicate with each other.

CSCwj03495: Cisco Aironet 1562 as Mesh AP (MAP) recognizes Cisco Catalyst 9124 Root AP (RAP) as a parent and completes authentication, but fails in the CAPWAP join because Mesh Adjacent messages are undetected by the RAP.

CSCwj05365: Cisco Catalyst 9115 AP encounters a kernel unresponsiveness.

CSCwh63050: Controller sends Internet Group Management Protocol (IGMP) queries without the controller's Internet Protocol (IP) address and Media Access Control (MAC) address.

CSCwi16509: Cisco Aironet 3802 AP disjoins with the error "Invalid radio slot id" and does not reconnect to the controller.

CSCwh52553: Cisco Catalyst 9105 AP encounters high utilization and performance issues due to high Multicast Domain Name System (mDNS) traffic.

CSCwj01916: Cisco Catalyst 9162 APs in FlexConnect mode frequently disconnect from the controller.

CSCvy50798: Cisco Catalyst 9124 AP is not visible in the controller's WebUI even after it is registered.

CSCwj08379: Controller becomes nonoperational when rogue Network-Assurance is enabled.

CSCwi04855: Cisco Catalyst 9115 APs join and disjoin the controller repeatedly with traceback.

CSCwi96176: Cisco Catalyst 9130 and 9166 APs connected to the controller show high channel utilization with one single client connected.

CSCwi91590: Cisco Catalyst 9130 and 9136 APs encounter kernel unresponsiveness due to a free Socket Buffer (skb).

CSCwi95945: Cisco Catalyst 9130 APs stop forwarding router advertisements after 4-6 hours of operation.

CSCwi99437: Clients fail to connect when BSSID is broadcast by Cisco Aironet 1850 APs, but succeed in connecting in the same scenario if it is Cisco Aironet 3800 AP.

CSCwi54064: APs connected to the same controller classify each other as rogue and generate an "AP Impersonation" threat warning.

CSCwj00434: A Cisco Catalyst 2800 AP in Workgroup Bridge (WGB) mode gets stuck after a Dynamic Frequency Channel (DFS) channel change occurs on the controller with CleanAir enabled.

CSCwi56780: Mac Authentication Bypass (MAB) is not initiated unless the client device is deauthenticated.

CSCwi69696: Cisco Aironet 1815 AP encounters random drops in traffic towards wireless clients during normal AP operation.

CSCwj04146: Cisco Aironet 4800 AP does not send traffic over the air when using the 802.1X WLAN.

CSCwi96508: Cisco Wave 2 APs allowing SKC roam cause client deletion with the reason as INVALID_PMKID.

CSCwj32623: Standard power AP is operating on low power in a high density Wi-Fi network.