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56 Cards in this Set

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  • Back
What does HomeRF mean?
Home Radio Frequency
What does Wi-Fi mean?
Wireless Fidelity
What does IrDA mean?
Infrared Data Association protocol.
CSMA = ___ ___ ___ ___

CD = (regarding networking)

CA = ____ ____
Carrier Sense Media Access

Collision Detection

Collision Avoidance
RTS/CTS = what protocol
Request to send/Clear to send
WAP =
Wireless Access point
SSID = ___ ___ ___
Service Set Identifier
The SSID is also known as =
aka a network name
What are the 2 modes of networking?
Ad hoc

Infrastructure
Ad hoc mode is aka ___ __ ___.
Peer 2 peer
Two or more wireless nodes communicating in ad hoc mode form what's called an ____ ____ ___ ___.
IBSS

Independent Basic Service Set
A single WAP servicing a given area is called a ____ ____ ___.
BSS

Basic Service Set
Once a single WAP area is extended, it becomes a ____ ____ ____ ____.
EBSS

Extended Basic Service Set
WEP =

WPA =
Wireless Equivalency Privacy

Wi-Fi Protected Access
What are 3 ways to make a wireless network secure?
1 Name it!
2 MAC filtering
3 WEP/WPA
WEP encryption uses what standard __-bit encryption to scramble data packets. Some use ___-bit encryption.
40

104
Some vendors advertise 128-bit encryption for WEP but it is actually ___-bit.
104
What security enhancements are in WPA?
encryption key integrity-checking, user authentication through EAP.
EAP =
Extensible Authentication Protocol.
Which (WEP/WPA) offers true end-to-end encryption?
WPA
What are the 4 sections of a generic data packet?
Recipient MAC
Sender MAC
Data
CRC (a form of data checking)
What is the driver that many generic NICs use?
NE2000-compatible
Describe a "BUS" topology.
A bus topology means that all the PCs are connected via a single cable that runs to all the PCs.
Describe a "ring" topology.
A ring topology connects all the PCs together like a bus topology but this bus functions like a ring.
Ring topology uses ____ ____ scheme.
token passing
MSAU =
Multistation Access Unit
Describe the "star ring" topology.
Instead of running a ring of cable all around the LAN, the ring is stored inside a box called a MSAU (aka token ring hub)
Thick Ethernet is 10base?

Thick ethernet cabling is normally ______ cable.
10base5

Coaxial
Thin Ethernet is 10base?

What are the specs for thin ethernet?
10Base2

10Mbps, 30 devices per segment, & 185 meter segment max. length
BNC =
British Naval Connector
What are the Thick Net specs?
Max 100 devices per segment
Max segment length is 500 meters
Maximum 10Mbps throughput.
SOHO =
Small office Home office
What is the maximum distance that 10/100/1000/baseT networks can be from the hub.
100 Meters.
UTP =
Unshielded Twisted Pair
UTP cables come in what categories?
Cat 1-6
What are the speeds for cables.
cat1 2mbps Cat5e 1Gps
cat2 4mpbs Cat6 10Gps
cat3 16mbps
cat4 20mbps
cat5 100mbps
What are the 2 standards for Cat5/6 cabling?
TIA/EIA 568A

TIA/EIA 568B
What is the standard cable used for Fiber Optic cable?
62.5/125 multimode fiber-optic. All fiber ethernet networks require 2 of these cables.
What are the 2 standards for fiber optic?
10BaseFL

100BaseFX
What is a repeater and what does it do?
A repeater is an electronic device that amplifies the signal on a line, thus extending the length of a network segment
A 10BaseT hub, also a repeater, can enable a maximum separation of ___ meters between pc's on a 10baseT network.
200
What is the primary functional difference between a hub and a switch?
A switch ends collisions on an Ethernet network, giving allowing each PC to use the full bandwidth available.
An up-link port and a cross-over cable perform the same function. T/F?
True
"Token Ring" was first developed by what company?
IBM
Token ring and ethernet are the same thing. T/F. Why?
The are incompatible with each other and they are competitors.
Type 1 cable is what? What is the max speed using this cable.
a 2 pair shielded twisted pair
(STP)
Max speed is 20Mbps
What are the speeds of a Token Ring?
4, 16, or 100 Mbps
What is "plenum" grade cabling and why is it useful?
it is a type of cabling with special cladding (coating) that when burned does not give off toxic fumes.
What kind of cabling is required by law in ceilings and walls?
Plenum cabling
The Type1 token ring connectors are what type?
Hermaphrodic, IDC or a UDC
IDC =


UDC =
IDC = IBM type Data Connector


UDC = Universal Data Connector
A token ring hub is interchangeable with an Ethernet hub. T/F.
False
IBM has a special name for it's token ring hub(s). What is it?
MAUs or MSAUs
Token Ring can support up to ___ PCs using STP and up to __ PCs using UTP.
260

72
Using UTP, the maximum distance from any MAU to a PC is __ meters. Using STP is ___ meters.
45

100
Token Ring also uses repeaters, where on the token ring do you put the repeaters and what then is your maximum distances between MAUs with UTP, STP?
You can only put the token ring repeaters between MAUs.

UTP= 360 meters
STP= 720 meters