A security administrator needs to create firewall rules for the following protocols: RTP, SIP, H.323. and SRTP. Which of the following does this rule set support?

The correct answer is B. VoIP. The protocols RTP (Real-time Transport Protocol), SIP (Session Initiation Protocol), H.323, and SRTP (Secure Real-time Transport Protocol) are commonly used in Voice over IP (VoIP) communications. RTP handles the transport of media streams, SIP manages call setup and control…

Submitted by noor.lb· Mar 6, 2026General security concepts

Question

A security administrator needs to create firewall rules for the following protocols: RTP, SIP, H.323. and SRTP. Which of the following does this rule set support?

Options

ARTOS
BVoIP
CSoC
DHVAC

How the community answered

(42 responses)

A
2% (1)
B
88% (37)
C
7% (3)
D
2% (1)

Explanation

The protocols RTP (Real-time Transport Protocol), SIP (Session Initiation Protocol), H.323, and SRTP (Secure Real-time Transport Protocol) are commonly used in Voice over IP (VoIP) communications. RTP handles the transport of media streams, SIP manages call setup and control, H.323 is a standard for multimedia communication, and SRTP provides encryption for RTP. Therefore, the firewall rules for these protocols support VoIP.

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