[Ns-bugs] [Bug 556] DcfManager does not handle AckTimeout properly when there are multiple queues

Mon Jun 8 02:42:59 PDT 2009

http://www.nsnam.org/bugzilla/show_bug.cgi?id=556

--- Comment #15 from Mathieu Lacage <mathieu.lacage at sophia.inria.fr>  2009-06-08 05:42:59 EDT ---
(In reply to comment #14)
> This is the only meaningful change: the assoc req is sent exactly 15us later
> 
> -02:00:00.000950 950us tsft 6.0 Mb/s 2437 MHz (0x00c0) -59dB signal -101dB
> noise Assoc Request () [6.0 9.0 12.0 18.0 24.0 36.0 48.0 54.0 Mbit]
> +02:00:00.000965 965us tsft 6.0 Mb/s 2437 MHz (0x00c0) -59dB signal -101dB
> noise Assoc Request () [6.0 9.0 12.0 18.0 24.0 36.0 48.0 54.0 Mbit]
> 

In both cases, we observe the same scenario: ":05" sends assoc req twice to
":03", first fails with ack timeout because ":03" is busy receiving another req
from ":04", second is the one we see here. the difference between the two
scenarios is 15.666us.

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