Chapter 7: Transport Layer

Question 1

What is the Transport Layer?

7.1.1.1

Answer 1

transport layer is responsible for establishing a temporary communication session between two applications

Question 2

What is the primary responsibilities of transport layer protocols?
7.1.1.1

Answer 2

Tracking the individual communication between applications on the source and destination hosts

Segmenting data for manageability and reassembling segmented data into streams of application data at the destination

Identifying the proper application for each communication stream

Question 3

What Protocol Does HTTP, FTP, TELNET, SMTP

7.1.1.8

Answer 3

TCP

Question 4

What Protocol Does DNS, VoIP, IPTV

7.1.1.8

Answer 4

UDP

Question 5

What Service use Both TCP and UDP

Answer 5

DNS, voIP, TFTP

Question 6

What are the Well known Ports numbers range

7.1.2.8

Answer 6

0 - 1023

Question 7

What are the registered Port Numbers range

7.1.2.8

Answer 7

1024 - 49151

Question 8

What Command is used to check ports?

7.1.2.9

Answer 8

netstat

Question 9

What is the main difference between TCP and UDP?

7.2.1.1

Answer 9

Reliability

Question 10

What are the 3 Step for Connection?

7.2.1.3

Answer 10

1. Send SYN
2. SYN, ACK
3. Established

Question 11

What is URG?

7.2.1.3

Answer 11

Urgent pointer field significant

Question 12

What is ACK?

7.2.1.3

Answer 12

Acknowledgement field significant

Question 13

What is PSH?

7.2.1.3

Answer 13

Push function

Question 14

What is RST?

7.2.1.3

Answer 14

Reset the connection

Question 15

What is SYN?

7.2.1.3

Answer 15

Synchronize sequence numbers

Question 16

What is FIN?

7.2.1.3

Answer 16

No more data from sender

Question 17

What is ISN mean?

7.2.2.1

Answer 17

Initial Sequence Number

Question 18

What does ISN represent?

7.2.2.1

Answer 18

Represents the starting value for the bytes for this session that is transmitted to the receiving application

Question 19

how large is the window size in the Flow Control

7.2.2.4

Answer 19

16-Bits