1.点击系统设置—>预定义设置，增加预定义触发频率和预定义防护模式
(1).触发频率没有固定参数，用户可根据自已网站正常连接请求数设置合适参数。如果请求数和时间都设为0就是绝对触发，但是通过白名单后，在白名单时间内不会再触发
(2).防CC有哪些模式可查看文档：防cc模式
2.登陆站点后进入应用防火墙设置，找到防cc设置，把刚刚增加的触发频率，防护模式选上，点击提交
添加好后,在站点的应用防火墙中可以看到防CC的设置选项
备注：防CC代码模式有以下几种： 注：复制代码时代码中间一定要空一行，如下格式：
1.http redirect（普通）
HTTP/1.1 302 FOUND
Connection: keep-alive
Location: {{url}}
<html><body><a href="{{url}}">continue</a></body></html>
2.html redirect
HTTP/1.1 200 OK
Content-Type: text/html; charset=utf-8
Connection: keep-alive
Cache-Control: no-cache,no-store
<html><head><meta http-equiv="refresh" content="0;url={{url}}"></head><body><a href="{{url}}">continue</a></body></html>
3.js plain
HTTP/1.1 200 OK
Content-Type: text/html; charset=utf-8
Connection: keep-alive
Cache-Control: no-cache,no-store
<html><body><script language="javascript">window.location="{{url}}";</script><a href="{{url}}">continue</a></body></html>
4.js concat
HTTP/1.1 200 OK
Content-Type: text/html; charset=utf-8
Connection: keep-alive
Cache-Control: no-cache,no-store
<html><body><script language="javascript">window.location="{{murl}}";</script></body></html>
5.js revert(复杂)
HTTP/1.1 200 OK
Content-Type: text/html; charset=utf-8
Connection: keep-alive
Cache-Control: no-cache,no-store
<html><body><script language="javascript">{{revert:url}};window.location=url;</script></body></html>
6.html manual
HTTP/1.1 200 OK
Content-Type: text/html; charset=utf-8
Connection: keep-alive
Cache-Control: no-cache,no-store
<html><body><a href="{{url}}">continue</a></body></html>
7.deny
HTTP/1.1 200 OK
Content-Type: text/html; charset=utf-8
Connection: keep-alive
Cache-Control: no-cache,no-store
<html><body>try again later</body></html>