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network+ > Wireless Networking > Flashcards

Wireless Networking Flashcards

1
Q

IBSS

A

Two or more wireless nodes communication in ad-hoc mode form an Indepentent Basic Service Set IBSS

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2
Q

BSS

A

A single WAP servicing a given area is called a Basic Service Set

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3
Q

802.11 definces two standards for collision aviodance:

A

Distributed Coordination Function - DCF

Point Coordination Function - PCF

Currently only DCF is implemented

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4
Q

Thick Client

A

A WAP that can be configured via its own interface.

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5
Q

Thin Client

A

A WAP that can only be configured bu a wireless controller

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6
Q

VLAN Pooling

A

A pool of VLAN’s for a single SSID out of which clients are randomly assigned.

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7
Q

802.3af

A

PoE @ 14.4 watts

was revised in 2009 to provide 25.5 watts as 802.3.at

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8
Q

Dipole Antenna

A

The standard striaght-wire antennas that prvide the most omnidirectional frinction.

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9
Q

Directional Antennas

A

Parabolic Dish, Yagi

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