短时间内终端在同一AP下的radio1、radio2之间多次漫游

%May 12 09:51:38:095 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_CLIENT_ONLINE: Client cc21-3193-cd96 went online from BSS 9429-2f23-7931 vlan 572 with SSID XYYC-PDA on AP 9429-2f23-7920 Radio ID 2. State changed to Run. %May 12 09:51:38:100 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_ROAM_SUCCESS: Client cc21-3193-cd96 roamed from BSSID 9429-2f23-7921 on AP 9429-2f23-7920 Radio ID 1 of AC IP 127.0.0.1 to BSSID 9429-2f23-7931 on AP 9429-2f23-7920 Radio ID 2 of AC IP 127.0.0.1 successfully. %May 12 09:51:38:111 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_CLIENT_OFFLINE: Client cc21-3193-cd96 went offline from BSS 9429-2f23-7921 with SSID XYYC-PDA on AP 9429-2f23-7920 Radio ID 1. State changed to Unauth. Reason: Successfully roamed to another BSS. %May 12 09:51:38:115 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_CLIENT_SNOOPING: Detected client IP change: Client MAC: cc21-3193-cd96, IP: 10.157.157.137, -NA-, -NA-, -NA-, Username: cc213193cd96, AP name: 9429-2f23-7920, Radio ID: 2, Channel number: 6, SSID: XYYC-PDA, BSSID: 9429-2f23-7931. %May 12 09:51:43:876 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_CLIENT_SNOOPING: Detected client IP change: Client MAC: cc21-3193-cd96, IP: 10.157.157.137, -NA-, -NA-, -NA-, Username: -NA-, AP name: 9429-2f23-7920, Radio ID: 1, Channel number: 149, SSID: XYYC-PDA, BSSID: 9429-2f23-7921. %May 12 09:51:43:885 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_CLIENT_ONLINE: Client cc21-3193-cd96 went online from BSS 9429-2f23-7921 vlan 572 with SSID XYYC-PDA on AP 9429-2f23-7920 Radio ID 1. State changed to Run. %May 12 09:51:43:890 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_ROAM_SUCCESS: Client cc21-3193-cd96 roamed from BSSID 9429-2f23-7931 on AP 9429-2f23-7920 Radio ID 2 of AC IP 127.0.0.1 to BSSID 9429-2f23-7921 on AP 9429-2f23-7920 Radio ID 1 of AC IP 127.0.0.1 successfully. %May 12 09:51:43:901 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_CLIENT_OFFLINE: Client cc21-3193-cd96 went offline from BSS 9429-2f23-7931 with SSID XYYC-PDA on AP 9429-2f23-7920 Radio ID 2. State changed to Unauth. Reason: Successfully roamed to another BSS. %May 12 09:51:54:276 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_CLIENT_SNOOPING: Detected client IP change: Client MAC: cc21-3193-cd96, IP: 10.157.157.137, -NA-, -NA-, -NA-, Username: -NA-, AP name: 9429-2f23-6be0, Radio ID: 2, Channel number: 6, SSID: XYYC-PDA, BSSID: 9429-2f23-6bf1. %May 12 09:51:54:282 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_CLIENT_ONLINE: Client cc21-3193-cd96 went online from BSS 9429-2f23-6bf1 vlan 572 with SSID XYYC-PDA on AP 9429-2f23-6be0 Radio ID 2. State changed to Run. %May 12 09:51:54:286 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_CLIENT_OFFLINE: Client cc21-3193-cd96 went offline from BSS 9429-2f23-7921 with SSID XYYC-PDA on AP 9429-2f23-7920 Radio ID 1. State changed to Unauth. Reason: Successfully roamed to another BSS. %May 12 09:51:54:287 2022 XYYC-SCFF-AC-WX2540H STAMGR/6/STAMGR_ROAM_SUCCESS: Client cc21-3193-cd96 roamed from BSSID 9429-2f23-7921 on AP 9429-2f23-7920 Radio ID 1 of AC IP 127.0.0.1 to BSSID 9429-2f23-6bf1 on AP 9429-2f23-6be0 Radio ID 2 of AC IP 127.0.0.1 successfully.

短时间内，该终端在同一AP下的radio1、radio2之间多次漫游，请问大概是啥原因