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Posted by:dragorn
Subject:How to implement 802.11 link layer filter?
Date:04:10:35 09/01/2011

> I do not want you to write me a code. I just want some general points on there to go next. These would be:
>
> 1. Is it possible to develop this “filter” without modifying drivers?

No. Link layer stuff is all handled in either the device driver or the 802.11 common layer (on linux, this would be in mac80211)

> 2. Some other general points, related to my idea (technical preferred).

In general the drivers ought to be enforcing state machine to prevent totally bogus state transitions. You're likely to find trying to mandate things like packet seqnos will end up breaking things.


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