Chapter 38

Question 1

What is the role of NAT translation table

Answer 1

It saves packet information entry when packet goes outside to network. It also maps the response packet and to relevant IP address.

Question 2

What is NAPT

Answer 2

It is Net address and port translation. It is a solution when NAT fails at application level.

Question 3

How we can place values in translation table

Answer 3

There are 2 methods

1. Manually
2. Automatically

Question 4

Does every NAT device maintains NAT translation table

Answer 4

Yes

Question 5

What are 2 types of entries saved in translation table

Answer 5

1. Inward

2. Outward

Question 6

When NAT fails

Answer 6

When we have multiple application programs running on computer

Question 7

What is solution of multiple application programs running on computer case

Answer 7

NAPT

Question 8

What is TCP splicing

Answer 8

Take 2 TCP and connect them

Question 9

Can there be translation from Domain name to IP address

Answer 9

Yes

Question 10

What is CAT

Answer 10

Cable address translation is variant of NAT. Cable operates can use it and manage through it.