Hi Leolaohoo, After I changed the country code in WLC from Hong Kong to China, finally it could add the AP properly. Thanks for your solution!! Rgds, Jacky ... View more

leolaohoo wrote: Something is missing from the output to the command "sh sysinfo".  What country code did you enable? On the AP, post the output to the command "sh version" and "sh inventory". Hi Leolaohoo, thanks for your prompt reply. Please it below. I am using Hong Kong as the country code in WLC. Thanks. WLC (Cisco Controller) >show sysinfo Manufacturer's Name.............................. Cisco Systems Inc. Product Name..................................... Cisco Controller Product Version.................................. 7.4.100.0 Bootloader Version............................... 1.0.16 Field Recovery Image Version..................... 1.0.0 Firmware Version................................. PIC 16.0 Build Type....................................... DATA + WPS System Name...................................... S_HK_AC_CT2504_1 System Location.................................. System Contact................................... System ObjectID.................................. 1.3.6.1.4.1.9.1.1279 IP Address....................................... 192.168.1.225 Last Reset....................................... Power on reset System Up Time................................... 1 days 1 hrs 15 mins 49 secs System Timezone Location......................... System Stats Realtime Interval................... 5 System Stats Normal Interval..................... 180 --More-- or (q)uit Configured Country............................... HK  - Hong Kong Operating Environment............................ Commercial (0 to 40 C) Internal Temp Alarm Limits....................... 0 to 65 C Internal Temperature............................. +31 C External Temperature............................. +36 C Fan Status....................................... 4100 rpm State of 802.11b Network......................... Disabled State of 802.11a Network......................... Disabled Number of WLANs.................................. 2 Number of Active Clients......................... 0 Memory Current Usage............................. Unknown Memory Average Usage............................. Unknown CPU Current Usage................................ Unknown CPU Average Usage................................ Unknown Burned-in MAC Address............................ F0:29:29:88:98:20 Maximum number of APs supported.................. 5 AP APbc16.65d6.7e4b#show ver Cisco IOS Software, C1040 Software (C1140-K9W8-M), Version 15.2(2)JB, RELEASE SOFTWARE (fc1) Technical Support: http://www.cisco.com/techsupport Copyright (c) 1986-2012 by Cisco Systems, Inc. Compiled Tue 11-Dec-12 04:03 by prod_rel_team ROM: Bootstrap program is C1040 boot loader BOOTLDR: C1040 Boot Loader (C1140-BOOT-M) Version 12.4(23c)JA6, RELEASE SOFTWARE (fc1) APbc16.65d6.7e4b uptime is 20 hours, 32 minutes System returned to ROM by reload System image file is "flash:/c1140-k9w8-mx.152-2.JB/c1140-k9w8-mx.152-2.JB" Last reload reason: This product contains cryptographic features and is subject to United States and local country laws governing import, export, transfer and use. Delivery of Cisco cryptographic products does not imply third-party authority to import, export, distribute or use encryption. Importers, exporters, distributors and users are responsible for compliance with U.S. and local country laws. By using this product you agree to comply with applicable laws and regulations. If you are unable to comply with U.S. and local laws, return this product immediately. A summary of U.S. laws governing Cisco cryptographic products may be found at: http://www.cisco.com/wwl/export/crypto/tool/stqrg.html If you require further assistance please contact us by sending email to export@cisco.com . cisco AIR-LAP1041N-E-K9    (PowerPC405ex) processor (revision B0) with 81910K/49152K bytes of memory. Processor board ID FGL1718S4RM PowerPC405ex CPU at 333Mhz, revision number 0x147E Last reset from reload LWAPP image version 7.4.100.0 1 Gigabit Ethernet interface 1 802.11 Radio 32K bytes of flash-simulated non-volatile configuration memory. Base ethernet MAC Address: BC:16:65:D6:7E:4B Part Number                          : 73-14034-06 PCA Assembly Number                  : 800-34273-07 PCA Revision Number                  : A0 PCB Serial Number                    : FOC17160EPL Top Assembly Part Number             : 800-34284-05 Top Assembly Serial Number           : FGL1718S4RM Top Revision Number                  : A0 Product/Model Number                 : AIR-LAP1041N-E-K9   Configuration register is 0xF APbc16.65d6.7e4b#show inventory NAME: "AP1040", DESCR: "Cisco Aironet 1040 Series (IEEE 802.11n) Access Point" PID: AIR-LAP1041N-E-K9 , VID: V05, SN: FGL1718S4RM Thanks and Best Regards, Jacky ... View more