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Date: Tue, 2 Mar 2004 23:43:06 -0500 (EST)
From: Mike Wade <mwade@bluehighway.net>
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Subject: [RESOLVED] Re: Persistant random receiving packet drops with wi(4)
 and IBSS
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On Sat, 28 Feb 2004, Mike Wade wrote:

> On Thu, 26 Feb 2004, Mike Wade wrote:
>
> > Greetings,
> >
> > I'm experiencing a rather perplexing problem with 2 wireless nodes running
> > FreeBSD 4.9-STABLE utilizing the wi(4) driver in IBSS mode.  Periodically
> > I'm unable to receive packets (transmitting packets is fine) but I'm able
> > to see the incoming packets via tcpdump running in promisc mode only.  I'm
> > not able to see the incoming packets when it's not in promisc mode.
>
> I've discovered some new facts...  If both nodes are in promisc mode then
> the receiving packet drops go away.  However, several input errors show up
> via netstat and the performance drops from 4.0 mbit/sec to 0.16 mbit/sec.
> Pretty bizarre stuff...

Upgrading to:

wi0: Intersil Firmware: Primary 1.01.00, Station 1.08.00

Appears to have fixed the IBSS and promiscuous mode issues I was
experiencing before.

---
Mike Wade (mwade@bluehighway.net)
Blue Highway Labs, LLC.