如果 FIT AP 在二层注册过程中没能注册成功,通过在无线控制器侧 debug wapp 得到以下信息: *Oct 17 14:38:05:117 2008 5002 LWPS/7/Event:Discovery request message received from AP with WA2220E-AG Model and Serial-ID 210235A22WC07C000300 *Oct 17 14:38:05:127 2008 5002 LWPS/7/Error : AP not found for Serial-ID 210235A22WC07C000300 *Oct 17 14:38:05:137 2008 5002 LWPS/7/Error:Discovery request is dropped due to Processing failed 则 FIT AP 不能成功注册的原因是():
AC上配置的序列号错误
B. AP上配置的序列号错误
C. AC的版本信息错误
D. AP的版本信息错误