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RE: [DNA] Definition of "Link Up" and "Link Down" events?

To: "Tero Kauppinen (JO/LMF)" <tero.kauppinen@ericsson.com>
Subject: RE: [DNA] Definition of "Link Up" and "Link Down" events?
From: Bernard Aboba <aboba@internaut.com>
Date: Wed, 25 May 2005 05:56:31 -0700 (PDT)
Cc: Brett Pentland <brett.pentland@eng.monash.edu.au>, dna@eng.monash.edu.au
In-reply-to: <F08E178900F39344AC894077E6AF74D1109CF0@esealmw114.eemea.ericsson.se>
References: <F08E178900F39344AC894077E6AF74D1109CF0@esealmw114.eemea.ericsson.se>
Sender: owner-dna@ecselists.eng.monash.edu.au

> Well ... actually, for example, an Orinoco Gold WLAN card doesn't signal
> "link down" when switching from one AP to another. This means that in
> some cases the driver sees just a sequence of "link up" events when the
> node is roaming.

Right.  Note that some TCP implementations (foolishly) tear down connections
on receipt of a "Link Down" indication;  on such implementations the above
behavior will spare the user considerable pain.

References:
- RE: [DNA] Definition of "Link Up" and "Link Down" events?
  - From: "Tero Kauppinen (JO/LMF)" <tero.kauppinen@ericsson.com>

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