2.1 Introduction to IP

Question 1

Moving Van - IP steps

Answer 1

1 - Efficiently move large amounts of data
-Hire a shipping truck

2 - The network topology is the road
-Ethernet, DSL, cable system

3 - The truck is the Internet Protocol (IP)
-Roads are designed for this truck

4 - The boxes hold your data
-Boxes of UPD and TCP

5 - Inside the boxes are more things
-Application information

Question 2

Speedy Delivery - IP steps

Answer 2

1 - The IP delivery truck delivers from one (IP) address to another (IP) address
-Every house has an address, every computer has an IP address

2 - Boxes arrive at the house / IP address
-Where do the boxes go?
-each box has a room names

3 - Port is written on the outside of the box
-Drop the box into the right room

Question 3

TCP vs UDP

Answer 3

Transported inside of IP
-Encapsulated by the IP Protocol.

Two ways to move data from place to place
-different features for different applications

OSI Layer 4
-the transport layer
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