On Mon, May 13, 2013 at 5:47 PM, Richard Smith <[email protected]> wrote:
> > I believe these results (which was from about that many machines and > there > > were some good data being presented and crunched) were using multiple > > channels and diversity routing, which in the b.a.t.m.a.n world > > is called "interface alternating" > > > > http://www.open-mesh.org/projects/batman-adv/wiki/Multi-link-optimize > > Ok. I'll have to ask about it on the batman-adv list. > > > As I recall OLPC now has two radios? > > Yes. We added a Marvell 8787 option to the XO-4. The 8787 can do > either 2.4Ghz or 5Ghz just not simultaneous. Sorry man, I tend to view the dense mesh problem as unsolvable without diversity routing and 2 or more channels available. There's some upcoming work on power management that is seeking funding I can send you a brief on, which will probably help the single channel case, but.... > In theory you could use > the 8787 card with an XO-1.75 but the mwifiex driver would need to be > backported on to the 1.75 kernel or OLPC 1.75 specific patches ported > to a newer kernel with mwifiex support. Both involve a good bit of > effort. > > -- > Richard A. Smith > One Laptop per Child > -- Dave Täht Fixing bufferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.html
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