SSCA SIP Protocols & Call Flow Fundamentals

Question 1

What does SIP stand for in telecommunications?

Accepted Answer

Session Initiation Protocol

Answer

Secure Internet Protocol

Answer

Session Internet Protocol

Answer

Service Information Packet

Question 2

What is the primary function of SIP?

Accepted Answer

Control multimedia communication sessions

Answer

Encrypt email messages

Answer

Route data packets

Answer

Compress video files

Question 3

Which SIP message is used to initiate a call?

Accepted Answer

INVITE

Answer

BYE

Answer

ACK

Answer

CANCEL

Question 4

What response code indicates a successful SIP request?

Accepted Answer

200 OK

Answer

100 Trying

Answer

180 Ringing

Answer

404 Not Found

Question 5

Which SIP message is used to end a call?

Accepted Answer

BYE

Answer

ACK

Answer

OPTIONS

Answer

REGISTER

Question 6

What is the purpose of the SIP REGISTER message?

Accepted Answer

To log a user's location with the server

Answer

To start a call

Answer

To route a video stream

Answer

To encrypt a session

Question 7

Which component in a SIP network manages user registration and call setup?

Accepted Answer

SIP proxy server

Answer

Firewall

Answer

Router

Answer

Load balancer

Question 8

What does SIP use to describe media capabilities?

Accepted Answer

SDP

Answer

MIME

Answer

HTML

Answer

DNS

Question 9

Which method is used by SIP to maintain session signaling?

Accepted Answer

OPTIONS

Answer

INFO

Answer

REGISTER

Answer

SUBSCRIBE