多项选择题 Which three types of content filtering are supported only for HTTP? （）(Choose three.)

单项选择题 You want to create a security policy allowing traffic from any host in the Trust zone to hostb.example.com (172.19.1.1) in the Untrust zone. How do you create this policy?（）

多项选择题 Which two statements are true regarding firewall user authentication?（） (Choose two.)