Bootstrapping piertopier.net <ul><li>building free wifi with no money  </li></ul><ul><li>Dave Phelan </li></ul><ul><li>[em...
Agenda <ul><li>History </li></ul><ul><ul><li>What, When, Where </li></ul></ul><ul><li>Philosophy </li></ul><ul><li>Technol...
What? <ul><li>Objectives </li></ul><ul><ul><li>Provide WLAN to the beach between the Piers </li></ul></ul><ul><ul><li>Boun...
When? <ul><li>February 2003 – Initial email, followed by pub meet </li></ul><ul><li>June 2003 – Node 1 operational </li></...
Where? <ul><li>Riptide </li></ul><ul><li>Brighton Sailing Club </li></ul><ul><li>Fishing Museum </li></ul><ul><li>Granvill...
Philosophy <ul><li>Free Internet access for all: </li></ul><ul><ul><li>Access to the Internet must be free of charge. Char...
Technology Overview <ul><li>Locustworld MeshAP </li></ul><ul><ul><li>x86 hardware </li></ul></ul><ul><ul><li>Cutdown Slack...
PC/104
Sticky <ul><li>GumStix </li></ul>
Problems <ul><li>AODV routing </li></ul><ul><ul><li>Ad-hoc On-demand Distance Vector </li></ul></ul><ul><ul><li>Tear down ...
Problems <ul><li>Power </li></ul><ul><ul><li>Gymnasium has lots of big machines and dirty power </li></ul></ul><ul><ul><li...
Lessons <ul><li>Things we’ve learned </li></ul><ul><ul><li>Don’t use Adhoc routing in a fixed network </li></ul></ul><ul><...
Festivals <ul><li>Glastonbury Festival – June 2005 </li></ul><ul><li>Glade – July 2006 </li></ul>
The Future? <ul><li>Maybe there isn’t one </li></ul><ul><ul><li>Brighton Wireless City </li></ul></ul><ul><ul><li>FON </li...
HELP? <ul><li>Network techs </li></ul><ul><li>Wireless/radio techs </li></ul><ul><li>Web design/maintenance </li></ul><ul>...
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Barcamp Brighton 2007 09 08 V1.0

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building free wifi with no money

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Barcamp Brighton 2007 09 08 V1.0

  1. 1. Bootstrapping piertopier.net <ul><li>building free wifi with no money </li></ul><ul><li>Dave Phelan </li></ul><ul><li>[email_address] </li></ul>
  2. 2. Agenda <ul><li>History </li></ul><ul><ul><li>What, When, Where </li></ul></ul><ul><li>Philosophy </li></ul><ul><li>Technology Overview </li></ul><ul><ul><li>MeshAP versus Pebble Linux versus OpenWRT versus… </li></ul></ul><ul><li>Lessons </li></ul><ul><ul><li>Things we’ve learned </li></ul></ul><ul><ul><li>Things to do better </li></ul></ul><ul><li>The Future? </li></ul>
  3. 3. What? <ul><li>Objectives </li></ul><ul><ul><li>Provide WLAN to the beach between the Piers </li></ul></ul><ul><ul><li>Bounded experiment </li></ul></ul><ul><ul><li>Test out mesh networking </li></ul></ul><ul><ul><li>Organically grow a network </li></ul></ul><ul><ul><li>Do cool stuff </li></ul></ul><ul><li>Tech </li></ul><ul><ul><li>Locustworld Meshbox (AODV routing) </li></ul></ul><ul><ul><li>NoCat Auth/Splash </li></ul></ul><ul><ul><li>xDSL links </li></ul></ul><ul><ul><li>Mini ITX PC hardware </li></ul></ul>
  4. 4. When? <ul><li>February 2003 – Initial email, followed by pub meet </li></ul><ul><li>June 2003 – Node 1 operational </li></ul><ul><li>July 2003 – Media Frenzy </li></ul><ul><li>October 2004 – Node 2 & Wind Sensor </li></ul><ul><li>Feb/Mar 2004 – Node 3, 4 & 5 </li></ul><ul><li>May 2004 – 100+ unique users </li></ul><ul><li>June 2004 – 300+ unique users </li></ul><ul><li>July 2004 – Node 6 </li></ul><ul><li>September 2004 – Wifi Surfboard </li></ul><ul><li>April 2005 – 2000 unique users </li></ul><ul><li>June 2005 – Glastonbury Festival </li></ul><ul><li>July 2006 – Glade Festival </li></ul><ul><li>Jan 2007 – #2 out of top 10 beaches with Wifi </li></ul><ul><li>May 2007 – Node 3 vandalised </li></ul><ul><li>Today: 10471 users (since we started counting!) and 12 nodes, of various types </li></ul>
  5. 5. Where? <ul><li>Riptide </li></ul><ul><li>Brighton Sailing Club </li></ul><ul><li>Fishing Museum </li></ul><ul><li>Granville Reception </li></ul><ul><li>Granville Upstairs </li></ul><ul><li>Audio </li></ul><ul><li>Springfield Road </li></ul><ul><li>Heist </li></ul><ul><li>The Grosvenor </li></ul><ul><li>The Dragon </li></ul><ul><li>Three & Ten </li></ul><ul><li>Iron Duke </li></ul>
  6. 6. Philosophy <ul><li>Free Internet access for all: </li></ul><ul><ul><li>Access to the Internet must be free of charge. Charges for use of or access to the Piertopier network are expressly forbidden. </li></ul></ul><ul><ul><li>The network must not be used for commercial or revenue generating activities. </li></ul></ul><ul><ul><li>The equipment used to provide access must conform to the WIFI standard. </li></ul></ul><ul><ul><li>Anyone wishing to use the network for a non commercial application must be allowed to do so. </li></ul></ul><ul><ul><li>Where Internet access is promoted piertopier must be clearly mentioned </li></ul></ul><ul><ul><li>Wireless access must be provided 24 hours a day. </li></ul></ul><ul><ul><li>Charges for access to the location of the node are forbidden. </li></ul></ul><ul><ul><li>Each node must have access to the Internet or an Internet connected Piertopier node. </li></ul></ul><ul><ul><li>Mesh architecture must be used </li></ul></ul>
  7. 7. Technology Overview <ul><li>Locustworld MeshAP </li></ul><ul><ul><li>x86 hardware </li></ul></ul><ul><ul><li>Cutdown Slackware Linux </li></ul></ul><ul><ul><li>Limited documentation </li></ul></ul><ul><ul><li>NoCatSplash Captive Portal </li></ul></ul><ul><ul><li>AODV routing </li></ul></ul><ul><li>Pebble Linux </li></ul><ul><ul><li>Same hardware </li></ul></ul><ul><ul><li>Easier customisation (Debian-ish) </li></ul></ul><ul><ul><li>NoCatSplash Captive Portal </li></ul></ul><ul><ul><li>Static/OSPF routing </li></ul></ul><ul><ul><li>Chillispot Captive Portal </li></ul></ul><ul><li>OpenWRT </li></ul><ul><ul><li>Cheaper hardware (Linksys WRT54G) </li></ul></ul><ul><ul><li>Same customisation as Pebble </li></ul></ul><ul><ul><li>NoCatSplash not stable enough </li></ul></ul><ul><ul><li>Static/OSPF routing </li></ul></ul><ul><ul><li>Chillispot Captive Portal </li></ul></ul><ul><li>DD-WRT? </li></ul>
  8. 8. PC/104
  9. 9. Sticky <ul><li>GumStix </li></ul>
  10. 10. Problems <ul><li>AODV routing </li></ul><ul><ul><li>Ad-hoc On-demand Distance Vector </li></ul></ul><ul><ul><li>Tear down link if SNR too low </li></ul></ul><ul><ul><li>Not so useful if single link </li></ul></ul><ul><ul><li>Fixed network is neither Ad-hoc nor On-demand… </li></ul></ul><ul><li>NoCatSplash </li></ul><ul><ul><li>Cut-down NoCatAuth Captive Portal </li></ul></ul><ul><ul><li>No user database </li></ul></ul><ul><ul><li>No accountability </li></ul></ul><ul><ul><li>No banning bad guys… </li></ul></ul><ul><li>Chillispot Captive Portal </li></ul><ul><ul><li>Needs Radius, UAM, back-end database </li></ul></ul><ul><ul><li>Can’t easily self-provision </li></ul></ul><ul><li>Documentation </li></ul>
  11. 11. Problems <ul><li>Power </li></ul><ul><ul><li>Gymnasium has lots of big machines and dirty power </li></ul></ul><ul><ul><li>VIA 500 mini-ITX don’t reboot after powerfail </li></ul></ul><ul><ul><li>Good site = no power… </li></ul></ul><ul><li>Weather </li></ul><ul><ul><li>Seaside = salt </li></ul></ul><ul><ul><li>Salt & Water = rust </li></ul></ul><ul><ul><li>Rust = antenna mount vulnerability </li></ul></ul><ul><li>Vandalism </li></ul><ul><li>Spam </li></ul><ul><ul><li>Wiki </li></ul></ul><ul><ul><li>Forum </li></ul></ul><ul><li>Time </li></ul><ul><ul><li>We all have day jobs… </li></ul></ul>
  12. 12. Lessons <ul><li>Things we’ve learned </li></ul><ul><ul><li>Don’t use Adhoc routing in a fixed network </li></ul></ul><ul><ul><li>Open Source should be Open </li></ul></ul><ul><ul><li>Allow end users to self-provision </li></ul></ul><ul><ul><li>Don’t be reliant on any one person </li></ul></ul><ul><ul><li>Free servers <> stable servers </li></ul></ul><ul><li>Things to do better </li></ul><ul><ul><li>Documentation </li></ul></ul><ul><ul><li>Resilience/uptime </li></ul></ul><ul><ul><li>Standardisation </li></ul></ul><ul><ul><li>Work less on the tech, more on the sponsorship/sites </li></ul></ul><ul><ul><li>Festivals… </li></ul></ul>
  13. 13. Festivals <ul><li>Glastonbury Festival – June 2005 </li></ul><ul><li>Glade – July 2006 </li></ul>
  14. 14. The Future? <ul><li>Maybe there isn’t one </li></ul><ul><ul><li>Brighton Wireless City </li></ul></ul><ul><ul><li>FON </li></ul></ul><ul><li>But if there is… </li></ul><ul><ul><li>New blood </li></ul></ul><ul><ul><li>New technology </li></ul></ul><ul><ul><li>Standard build – simple for home use </li></ul></ul><ul><li>The future? </li></ul><ul><ul><li>&quot;The future is here, it's just not evenly distributed yet.&quot; </li></ul></ul><ul><ul><li>&quot;The best wifi is just that: free wifi throughout, no codes, no charges.&quot; </li></ul></ul><ul><ul><li>- William Gibson, http://tinyurl.com/2u4873 </li></ul></ul>
  15. 15. HELP? <ul><li>Network techs </li></ul><ul><li>Wireless/radio techs </li></ul><ul><li>Web design/maintenance </li></ul><ul><li>Linux system admin </li></ul><ul><li>Wiki/Forum admin </li></ul><ul><li>Sounding out new sites </li></ul><ul><li>Drumming up new sponsorship </li></ul><ul><li>Documentation! </li></ul><ul><li>Doing things better </li></ul><ul><li>Making clever things? </li></ul>

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