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25 Cards in this Set
- Front
- Back
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spread-spectrum transmission |
a technique that takes a narrow, weaker signal and spreads it over a broader portion of the radio frequency band. |
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active scanning |
a process in which a station first sends out a management probe request frame on an available channel |
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ad hoc mode |
a wireless network that does not use an AP |
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association |
the final step in the process of a station being accepted into the wireless |
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authentication |
the process of a station being accepted by the AP into the WLAN. Networking definition- the ability to prove who we are. |
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backoff interval |
a random amount of time that two sending devices pause after a collision |
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Basic Service Set (BSS) |
One or more stations that are served by a AP |
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Basic Service Set Identifier (BSSID) |
The media access control (MAC) address of the AP |
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beaconing |
the process by which the AP sends a beacon frame to both announce its presence and to provide the necessary information for wireless stations wanting to join the network |
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Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA) |
The IEEE 802.11 standard that is designed to handle collisions when they occur |
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Carrier Sense Multiple Access with Collision Detection (CSMA/CD) |
A channel access method used by Ethernet(wired) |
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challenge test |
the text that is encrypted in shared key authentication |
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Extended Service Set (ESS) False |
Two or more BSS networks that are interconnected. |
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frame acknowledgment |
an acknowledgement frame sent by the receiving device back to the sending device to confirm that the data frame arrived intact |
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handoff |
the process by which a station associates with a new AP |
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infrastructure mode False |
a wireless network that uses an AP |
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passive scanning |
a process in which a station changes to the different channels that it supports and listens for a beacon frame for a set period of time |
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peer-to-peer |
a wireless network that does not use an AP |
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Request to Send/Clear to Send (RTS/CTS) |
An optional IEEE 802.11 channel access method that reserves the medium for a period of time |
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roaming |
the movement between cells |
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RTS threshold False-optional not mandatory |
Transmitted short data packets without RTS/CTS |
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Service Set Identifier (SSID) False |
A logical network name that is a unique identifier to differentiate WLAN |
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slot time |
the amount of time that a station must wait after the medium is clear |
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wireless distribution system (WDS) |
a distribution system that provides services through a wireless infrastructure |
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192.168.1.1/27 |
Subnet Mask 255.255.255.224 Subnet Host range Broadcast 192.168.1.0 1-30 31 192.168.1.32 33-62 63 192.168.1.64 65-94 95 192.168.1.96 97-126 127 192.168.1.128 129-158 159 192.168.1.160 161-190 191 192.168.1.192 193-222 223 192.168.1.224 225-252 255 |
