Subject: Re: thinkpad wireless loses @ coffee shop (was Re: Too weird.)
To: None <>
From: David Young <>
List: current-users
Date: 01/13/2003 11:00:36
On Mon, Jan 13, 2003 at 09:17:53AM -0700, Herb Peyerl wrote:
> I actually had this problem between a Linksys and Lucent.  I had 2
> Linksys's talking to one another just fine but as soon as I put the
> Lucent in the mix, I couldn't get the linksys's to talk to it. After
> a bit of futzing around, I finally managed to get it to work but I
> can't for the life of me remember what I did.

Was there a base station in this network?

> But the symptoms were almost identical.  I could see packets from 
> the Lucent using tcpdump and I could see the return packets going
> back out but a tcpdump on the laptop with the lucent only saw the
> packets going out but nothing coming back.

Some cards let you select a long or a short preamble, which is some
property of the PLCP header (or something).  I don't know if cards will
interoperate if their preamble-length settings differ.


David Young             OJC Technologies      Engineering from the Right Brain
                        Urbana, IL * (217) 278-3933