Chapter 5 Protecting Wireless Networks

Question 1

802,11

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Answer 1

standard defines wireless LANs transmitting at 1 Mbps or 2 Mbps bandwidths using the 2.4 GHz frequency spectrum

Question 2

IEEE 802.11x

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Answer 2

family of protocols that provides wireless communications using radio frequency transmissions

Question 3

802. 11a

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Answer 3

bandwidths of up to 54 Mbps in the 5 GHz frequency spectrum

Question 4

802. 11b

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Answer 4

for bandwidths of up to 11 Mbps int he 2.4 GHz frequency spectrum. This standard is called WiFi or 802.11 high rate

Question 5

802. 11g

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Answer 5

standard for bandwidths of up to 54 Mbps in the 2.4 GHz frequency spectrum. faster speeds. suffers from interference problem with same spectrum devices

Question 6

802. 11i

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Answer 6

provides for security enhancements to the wireless standard with focus on authentication WPA2 the name given to it by the WiFi Alliance

Question 7

802. 11n

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Answer 7

most popular. speeds of up to 600 Mbps

Question 8

Wired Equivalent Privacy

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Answer 8

wireless protocol designed to provide a privacy equivalent to that of a wired network

Question 9

Wireless Application Protocol

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Answer 9

data transmission standard adopted by many manufacturers

Question 10

Wireless Transport Layers Security

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Answer 10

the security layer of the Wireless Application Protocol. Provides authentication, encryption, and data integrity for wireless devices

Question 11

Anonymous Authentication

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Answer 11

allows anyone to connect to the wireless portal

Question 12

Server Authentication

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Answer 12

requires the workstation to authenticate against the server

Question 13

Two-Way (Client and Server) Authentication

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Answer 13

requires both ends of the connection to authenticate to confirm validity

Question 14

Wireless Session Protocol

pg.175

Answer 14

WSP manages the session information and connection between the devices

Question 15

Wireless Transaction Protocol

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Answer 15

provides services similar to TCP and UDP for WAP

Question 16

Wireless Transport Layer Security

pg.175

Answer 16

WTLS is the security layer of WAP

Question 17

Wireless access pount

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Answer 17

is a low power transmitter/receiver also known as a transceiver which is strategically placed for access

Question 18

Antenna Placement

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Answer 18

crucial in allowing clients to reach the access point

Question 19

Omnidirectional Antenna

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Answer 19

provides a 360-degree pattern and an even signal in all directions

Question 20

Directional antenna

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Answer 20

force the signal in one direction and can cover a greater distance with a stronger signal

Question 21

MAC Filtering

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Answer 21

admin uses this utility to keep unwanted devices from joining the network by compiling a list of MAC addresses and giving access to ones on the list

Question 22

Captive Portal

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Answer 22

requires users to agree to some condition before they use the network or internet

Question 23

extensible Authentication Protocol

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Answer 23

provides a framework for authentication that is often used with wireless network

Question 24

Lightweight Extensible Authentication Protocol

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Answer 24

Created by Cisco, lacks windows support, requires mutual authentication to improve security

Question 25

Protected Extensible Authentication Protocol

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Answer 25

more establishes an encrypted channel between the server and the client

Question 26

Site Survey

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Answer 26

initially meant determining whether a proposed location was free from interference
involves listening in on an existing wireless network using commercially available tools

Question 27

War Driving

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Answer 27

refers to driving around town with a laptop looking for APs are communicate with\

Question 28

Jamming

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Answer 28

the intent to jam the signal and keep the legitimate devices from communicating