How is a proxy policy different from a packet filter policy? (Select two.)
How is a proxy policy different from a packet filter policy? (Select two.)
A proxy policy can prevent specific threats without blocking the entire connection, unlike a packet filter policy. Additionally, a proxy works at the application, network, and transport layers to examine all connection data, whereas a packet filter policy typically operates only at the network and transport protocol layers.
Packet filter mean policy just filter ip and tcp/udp port Proxy action mean policy will inspect to packet for more action C and D is need to use proxy action to control application
https://www.watchguard.com/help/docs/help-center/en-US/Content/en-US/Fireware/proxies/general/proxy_actions_about_c.html