February 2011
Intermediate to advanced
416 pages
11h 43m
English
Content preview from Wireless Networking Technology
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If a device does not need control of the media to transmit data it passes
the token on immediately to the next device in the sequence, while if it
does have data to transmit it can do so once it receives the token. A device
can only keep the token and continue to use the media for a specific
period of time, after which it has to pass the token on to the next device in
the sequence.
Media Access Control in Wireless Networks
The collision detection part of CSMA/CD is only possible if the PHY
layer transceiver enables the device to listen to the medium while
transmitting. This is possible on a wired network, where invalid voltages
resulting from collisions ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.