Alibaba Cloud WAF identifies attacks using human/robot detection, Big Data analysis, model analysis, and other related techniques. Which of the following CC attack defense modes does WAF provide to meet the protection requirements of users? (Number of correct answers 2)

When a Layer-4 forwarding rule is configured with multiple origin site IP addresses, Alibaba Cloud Anti-ODoS Premium Service will perform load balancing for Layer-4 requests using balancing algorithm

Alibaba Cloud Security Center can record source IP addresses that remotely access a server, and shield suspicious IP addresses that frequently connect to the server. During routine O&M. which of the following functions can be used to set the IP address that are commonly used by the system administrator'?

Which of the following methods can be used to download the metric data of Alibaba Cloud CloudMonitor?

Alibaba Cloud Anti-DDoS Premium can be used only when the origin site IP address is in Alibaba Cloud.