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a multinational corporation with more than 63,000 employees and annual revenue of $35 billion as of 2007

Cisco Systems, Inc.

the headquarters of Cisco

San Jose, California

the five brands that design and sells networking and communications technology and services

Cisco, Linksys, WebEx, IronPort, and Scientific Atlanta

consist of computers, wiring, and other devices, that are used to move data from one place to another

Networking

the way _______ is transmitted across the internet

Data

model defines a networking framework for implementing protocols in seven layers

OSI or Open System Interconnection

control is passed from one layer to the next as data moves through the _______

Network

a type of cable that has an inner conductor surrounded by a tubular insulating layer, surrounded by a tubular conducting shield

Coxial

a cable containing one or more optical fibers that are used to carry light

Fiber Optics

a cable is a type of twisted pair cable that is used in local area networks to connect a computer to a network hub such as a router

Cat 5 (Ethernet) - Straight Through

a type of Ethernet cable used to connect computing devices together directly

Cat 5 (Ethernet) - Crossover

differences between 568A and 568B

the order in which the pairs are used (orange and green)

networking devices used to connect hosts (personal computers) to a larger network

Hubs - Layer 1

Switches - Layer 2 - MAC Addressing

Routers - Layer 3 - IP Addressing

most home users have ISR's (Integrated Services Router) which are made up of _______, _______, _______

Switch, Router, Wireless Access Point

like sending a letter through the US Mail. If you don't have the address of where you want to send it, it will never reach the destination

Source and Destination IP Addresses

made up of 4 octets/ 32 bits that is written in a dotted decimal format (ex.192.169.15.7)

IP Adress

determines the class IP address

The First Octet Range

0 to 127 - N.H.H.H

Class A

128 to 191 - N.N.H.H

Class B

192 to 223 - N.N.N.H

Class C

letter that represents network portion

N

letter that represents host portion

H

when data is traveling across the internet, it may pass through many different _______

Routers

what the IP address tells the router

which network the data is being sent to

after it reaches the _______ _______, the final router will determine which host the data must go to

Correct Network

what each IP address has

Network and Host Portion

determines what part of the IP address is network and part is host

Class A, B, or C

the concept of connecting switches and routers

Basic Networking

the order of the straight-through cable

White and Orange

Orange

White and Green

Blue

White and Blue

Green

White and Brown

Brown