Date: Thu, 26 Jun 2003 20:44:22 +0200 (CEST) From: Soeren Schmidt <sos@spider.deepcore.dk> To: Greg Troxel <gdt@ir.bbn.com> Cc: "M. Warner Losh" <imp@bsdimp.com> Subject: Re: Getting wi(4) cards talking between -stable & -current ??? Message-ID: <200306261844.h5QIiM8D015671@spider.deepcore.dk> In-Reply-To: <rmiy8zwre40.fsf@fnord.ir.bbn.com>
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It seems Greg Troxel wrote: > ifconfig wi0 media DS/11Mbps mediaopt ibss-master That works, but: > on 5.x use: > > ifconfig wi0 media DS/11Mbps mediaopt adhoc sos# ifconfig wi0 media DS/11Mbps mediaopt adhoc ifconfig: SIOCSIFMEDIA (mediaopt): Device not configured something is fishy here, on 4.x I just ifconfig'd the IP# and that was it, then at some point adhoc mode was no longer default and I have to add a 'wicontrol -p 3' to get things to work... > So, it looks like in 5.x (and NetBSD current, I think), 'adhoc' means > IBSS. But there is the issue of 'creating' an IBSS. As I understand > the spec, some node has to 'create' the IBSS by starting to send > beacons, and then other nodes will join, and then send beacons. So > the IBSS (assuming full connectivity) can persist even among nodes > that are not creating the IBSS. But, if one wishes to operate this > way among arbitrary nodes, it seems that the right thing to do is to > have all nodes perform the creation. > > With Lucent cards, I have found that it isn't necessary to do anything > special to make then join an IBSS as a non-creator. Regular mode (old > '-p 1') would associate with a real BSS (AP) or an IBSS. But, with a > netgear MA401, I found that I had to use '-p 0' to join an IBSS. I > also found that these nodes could create an IBSS. I have no idea really, not an expert in these matters, however it still works between two 4.x machines but not between 4.x and 5.x (dont know if it works between 2 5.x machines as thats not possible here without ripping a 7/24 server apart... -Søren
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