Which is a protocol used for sharing content?

Which is a protocol used for sharing content?
A . TIP
C . 239
D . Assent
F . 323

Answer: B

Explanation:

A content sharing protocol negotiates a separate content channel so that endpoints can display presentation materials and meeting participants simultaneously. In Cisco TelePresence point-to-point and multipoint meetings, these content sharing protocols are currently supported: • BFCP • H.239 • Auto-Collaborate When a negotiated content sharing protocol is not available, Switched Presentation can be used.

https://www.cisco.com/c/en/us/td/docs/telepresence/interop/1_8/deployment/guide/Interop_Release1_8/present.pdf