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A Big Phoney Mesh

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A Big Phoney Mesh The Problem Village Telco Mesh Potato Lets make a VT! Status Links Questions Demo What you need to know Default IP eth0 192.168.1.20 Change Wifi ... – PowerPoint PPT presentation

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Title: A Big Phoney Mesh


1
A Big Phoney Mesh
  • The Problem
  • Village Telco
  • Mesh Potato
  • Lets make a VT!
  • Status
  • Links
  • Questions

2
Demo What you need to know
  • Default IP eth0 192.168.1.20
  • Change Wifi to 10.130.1.xxx
  • You MP01's Phone Number is then xxx

3
The Problem
4
June 2008 Workshop
5
(No Transcript)
6
Village Telco and Cell Phones
  • Call Cost
  • Community Approach
  • Unlicensed Spectrum
  • Infrastructure cost and availability
  • Cell Phone networks don't scale down
  • Capital (it's not just the handsets)
  • Walled gardens versus the Internet

7
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8
Mesh Potato
  • POT-ATA
  • USD60

9
(No Transcript)
10
(No Transcript)
11
Mesh Potato Design
  • Low Cost
  • B.A.T.M.A.N mesh routing
  • lt 400m between nodes, omni antennas
  • Maximise open hardware and software
  • OpenWRT
  • FXS port interface
  • Low Power Africanisation

12
Challenges
  • Atheros Support
  • CPU Load
  • FXS Port Integration
  • Hardware and a Multi-national team
  • RF, Wifi Calibration, Antenna
  • 802.11 MAC overheads for small VOIP packets
  • Ease of use

13
(No Transcript)
14
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15
Custom Wifi/VOIP Hardware
  • Not a re-flash of existing hardware
  • Custom, mass market product designed by an open
    community!
  • Open Hardware (schematic, CPLD, uC firmware)
  • Open Software
  • Very hackable
  • Development blog villagetelco.org
  • Many 1st world applications

16
Status
  • It works! First phone call June 2009
  • Cool developer community
  • Beta Release Jan 2010 (this week!)
  • Production Q2 2010
  • Current Challenges
  • real world performance (tech and biz)
  • system integration
  • ease of use

17
Links
  • villagetelco.org
  • Village Telco Google Group
  • rowetel.com
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