Which method can APs use to discover a controller? 09/18/2018 – by Mod_GuideK 0 Which method can APs use to discover a controller? A. DHCP B. Dynamic DNS (DDNS) C. PnP D. PAPI E. HTTPS SHOW ANSWERSCorrect Answer: A Explanation/Reference: Download Printable PDF. VALID exam to help you PASS.