Notes 4-1: Intro to Protocols, Standards and OSI

Notes
4
-
1: Intro to Protocols, Standards and OSI

Name:_______________


Read:
Networking for Dummies

p.21
-
24



1.

What is a protocol?






2.

Give
your own

example of a protocol

(not just the one from the reading)
?






3.

What is meant by saying that protocols come

in different types? Given an example of a “low
level” protocol. Give an example of a “high level” protocol?







4.

What is a protocol suite? What are the two most popular protocol suites?







5.

What’s a third “low level” protocol that’s used with both T
CP/IP and IPX/SPX?







6.

What’s a standard?

What do standards have to do with vendors and equipment?








7.

What are the 5 major organizations which set standards?






8.

How many layers are in the OSI Reference Model? What are the names of the different
layers?






9.

What does OSI stand for?






10.
How is the OSI model related to the various networking standards?






11.
Give a 1 sentence description of each layer of the OSI model?













12.
Which layers (give the names) are the “lower layers” of the OSI mode
l? What do the lower
layers deal with?






13.
Which layers (give the names) are the “uppers layers” of the OSI model? What do the upper
layers deal with?






14.
As noted in the reading, real world networking doesn’t always conform exactly to the OSI
model.
Why
do

we study the OSI model?