Troubleshooting HyperLocation Deployment Issues Hardware Poor location accuracy when packets arrive: Ensure NTP server is up and running. Ensure the same NTP server is used for syncing time for WLC, MSE and PI. Ensure that any tilt of APs is recorded accurately within PI maps. Ensure the accurate azimuth angle is recorded within PI. Allow 60-90 minutes for RRM to settle before recording location measurements. https://www.cisco.com/c/en/us/td/docs/wireless/controller/technotes/8- 2/b_hyperLocation_best_practices_and_troubleshooting_guide.html#id_12692