Which two options are available to identify the application?

The firewall identifies a popular application as an unKnown-tcp.

Which two options are available to identify the application? (Choose two.)
A . Create a custom application.
B. Submit an App-ID request to Palo Alto Networks.
C. Create a custom object for the application server.
D. Create a Security policy to identify the custom application.

Answer: A,B

Explanation:

You can create a custom app: https://docs.paloaltonetworks.com/pan-os/9-1/pan-os-admin/app-id/use-application-objects-in-policy/create-a-custom-application or submit a request to PAN https://www.paloaltonetworks.com/blog/submit-an-application/