Date: Fri, 27 Mar 2009 12:22:38 -1000 From: David Cornejo <dcornejo@gmail.com> To: Sam Leffler <sam@freebsd.org> Cc: freebsd-net@freebsd.org Subject: Re: wds how-to? Message-ID: <6b8e8f4f0903271522l69751d4eu92f4c87e56387837@mail.gmail.com> In-Reply-To: <49CAF716.6080105@freebsd.org> References: <6b8e8f4f0903251921h285c65c6i41444d577631158d@mail.gmail.com> <49CAF716.6080105@freebsd.org>
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That brief description was a big help in itself, thank you. One question: should the BSSID in the legacy mode be the same as the MAC address of the main WDS node? Or can it be a random number? thanks, dave c On Wed, Mar 25, 2009 at 5:31 PM, Sam Leffler <sam@freebsd.org> wrote: > David Cornejo wrote: >> >> Aloha, >> >> I'm trying to get WDS running - I am working my way through the stuff >> in /usr/src/tools/tools/net80211/scripts, but it really only gives >> examples and doesn't explain the why of it - is there a more verbose >> how to somewhere that would help me understand this? >> > > I've written nothing. You say the "why" is missing but you don't ask any > questions. > > There are 2 flavors of wds, legacy and dynamic. The legacy stuff is trivial > to setup; > > ifconfig wlan create wlandev ath0 wlanmode wds wlanbssid ... wdslegacy > > The bssid is the peer's mac address. This is just a fixed 4-address conduit > for frames. There must be an ap vap already created. You want to plumb the > vap into a bridge or assign it an ip address and route (not sure about > routing; I always use it bridged). > > Dynamic wds setup depends on whether you're on the ap side or the sta side; > the scripts are the best examples. The idea is you have a sta-ap > association that carries 4-address traffic. Because there's a full-blown > association you get discovery, roaming, and security for free. This is what > you'll find in Apple's ap products though they've done a bunch of work to > make it more production-quality. > > Note that wds is implemented above the drivers (modulo a bit of glue code). > ath is just one driver that supports wds, ral is another. > > Sam > >
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