I have a 3502i(AP_1) that will not join a 5508 WLC(WLC_1)(code 7.2.103). The 3502i(AP_1) will join 4402 WLC(WLC_2)(Code 7.0.230). I have another 3502i(AP_2) that will join the WLC_1 & WLC_2. I am using capwap discover through DNS and hard coding the ...