Customer's webrtc can not connect to Rainbow load balancers server 15.235.144.86 today (10:30 am 10/20, 2025-Taiwan )

Customer's webrtc can not connect  to Rainbow load balancers server 15.235.144.86 today(10,30 am  10/20, 2025-Taiwan) and it's happened three times when ALE Rainbow team plan to do Maintenance on load balancer haproxy-externals (Rainbow team will proceed for maintenance on following load balancers.)