SSCA RTP & Media Transport

Question 1

What does RTP stand for?

Accepted Answer

Real-Time Transport Protocol

Answer

Real-Time Protocol

Answer

Reliable Transfer Protocol

Answer

Remote Transmission Protocol

Question 2

Which transport layer protocol does RTP primarily use?

Accepted Answer

UDP

Answer

TCP

Answer

SCTP

Answer

TLS

Question 3

Which RFC defines the RTP protocol?

Accepted Answer

RFC 3550

Answer

RFC 2327

Answer

RFC 3261

Answer

RFC 4566

Question 4

What is the purpose of the SSRC field in an RTP header?

Accepted Answer

It uniquely identifies the synchronization source of the stream

Answer

It specifies the payload type of the media stream

Answer

It carries the sequence number for ordering packets

Answer

It provides the wall-clock timestamp for the session

Question 5

What does the sequence number field in an RTP packet enable?

Accepted Answer

Detecting packet loss and reordering out-of-order packets

Answer

Identifying which codec is being used

Answer

Calculating the sampling rate of the media

Answer

Authenticating the source of the RTP stream

Question 6

What is the typical UDP port range used for RTP media streams in VoIP systems?

Accepted Answer

16384-32767

Answer

1024-4999

Answer

5000-10000

Answer

49152-65535

Question 7

What field in the RTP header provides timing information for correct media playback?

Accepted Answer

Timestamp

Answer

Sequence number

Answer

SSRC

Answer

Payload type