New Cisco IOS XE Updates Enhance AP Functionality and Fix Bugs

New Features:

• AP Fallback to Controllers Using AP Priming Profile: Configures primary, secondary, and tertiary controllers for AP groups.
• IPv6 Address Tracking for Wireless Clients: Tracks multiple IPv6 addresses per client, maintaining up to eight.
• UNII-3 Band for UK Devices: Enables UNII-3 channels for Catalyst 9136I and 916xI under the GB-ROW domain.
• Wi-Fi Protected Access 3 (WPA3) Support: Introduces iPSK passphrase for SAE H2E authentication in local mode.

Enhancements:

• Nothing known

Fixed Bugs:

• CSCwc75102: Mobility Express Access Points conversion to CAPWAP using DHCP option 43 fails.
• CSCvx80422: Access point fails to forward packets using specific IP addresses.
• CSCvz66623: EAP-TLS clients behind the Mesh Access Point face authentication failures.
• CSCwc05350: CAPWAP MTU flapping occurs due to asymmetric MTU configurations.
• CSCwc38912: Site or policy tag changes in Flex local switching cause connectivity failures.
• CSCwc56774: Workgroup Bridge loses IP after multiple roams.
• CSCwc71198: CAPWAP flapping observed with VRRPv3 in the network.
• CSCwc73462: Backslash "\\" at the end of RADIUS servers' shared secret is disallowed.
• CSCwd07572: AP stops transmitting in 6-GHz band when active in 2.4-GHz or 5-GHz.
• CSCwc05366: Wireless client ARP resolution fails during dynamic VLAN assignments.
• Additional fixed bug IDs related to connectivity and performance issues listed thoroughly above.

Open Issues:

• CSCwc49992: DMA transaction timeout causes kernel panic in Access Point.
• CSCwd05213: Kernel panic crash observed with gRPC server process.
• CSCwd22017: Apple iOS devices are deleted due to IP Learn timeout.
• CSCwd26693: N+1 High Availability setup for FlexConnect not functioning.
• CSCwd32215: Clients stuck in "S_CO_L2_AUTH_IN_PROGRESS" loop during authentication.
• Additional open issues relate to crashes, connectivity problems, and misconfigurations noted in detail above.

Update Instructions:

• Nothing known