[OLPC Networking] Mesh network?

Richard Dietrich richard at praxis-uk.com
Wed Sep 6 15:17:39 EDT 2006


All very well guys -  but go back one stage

What are you going to connect it too?

I want to put them in a South African township of 1 million people, so 
the school kids can use them.. but there is no internet connection.  
And if thats in a township.. what chance do you stand in rural areas?
The mesh has to link into something.

So yes, technically interesting.. but?

Richard
On 6 Sep 2006, at 20:10, Krishna Sankar ((ksankar)) wrote:

> Interesting question. Actually I was also thinking about the same issue
> ! From my (limited) view :
>
>  	a)    There will be py level interfaces - dials, gages, switches
> and control knobs and a coherent programming model. We do need APIs at
> that layer.
> 	b)    But the majority of the work would be done at the L1/2/3.
> 	c)    The mesh (802.11s) will be implemented as a Layer1/L2
> artifact
> 	d)    The mesh mobility networking primitives would be more of
> OLSR/AODV/DYMO (more of DYMO/OLSR than AODV) than normal OSPF. Could be
> OSPF v3 with mobility as well.
> 	e)	We also would need to work with D-Bus, the Avahi
> layer(mDNS, local network forming et al) as well as the twisted
> framework (if that is part of the distribution)
> 	f)	And we should not forget IPv6 !
> 	
>
> Cheers
> <k/>
>
>
> ________________________________
>
> 	From: networking-bounces at laptop.org
> [mailto:networking-bounces at laptop.org] On Behalf Of MBurns
> 	Sent: Wednesday, September 06, 2006 11:42 AM
> 	To: networking at laptop.org
> 	Subject: [OLPC Networking] Mesh network?
> 	
> 	
> 	Has there been a clear plan on how to achieve the mesh network?
> Will it be some python script/framework that acts like a router,
> maintaing a routing table and OSPF of available nodes? Or is even that
> too high-level, and the mesh capabilities will be done at some lower
> layer?
> 	
> 	I am generally interested in how it will be implemented, either
> from scratch or from existing technology.
> 	
> 	Michael Burns
> 	Network Engineering
> 	Oregon State University
> 	
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