blog/index.html

   1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
   2           "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
   3 <html xmlns="http://www.w3.org/1999/xhtml" dir="ltr">
   4   <head>
   5     <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
   6     <title>Petter Reinholdtsen</title>
   7     <link rel="stylesheet" type="text/css" media="screen" href="http://people.skolelinux.org/pere/blog/style.css" />
   8     <link rel="stylesheet" type="text/css" media="screen" href="http://people.skolelinux.org/pere/blog/vim.css" />
   9     <link rel="alternate" title="RSS Feed" href="http://people.skolelinux.org/pere/blog/index.rss" type="application/rss+xml" />
  10   </head>
  11   <body>
  12     <div class="title">
  13  <h1>
  14      <a href="http://people.skolelinux.org/pere/blog/">Petter Reinholdtsen</a>
  15
  16  </h1>
  17
  18 </div>
  19
  20
  21
  22     <div class="entry">
  23       <div class="title"><a href="http://people.skolelinux.org/pere/blog/Det_er_jo_makta_som_er_mest_s_rbar_ved_massiv_overv_kning_av_Internett.html">Det er jo makta som er mest sårbar ved massiv overvåkning av Internett</a></div>
  24       <div class="date">26th October 2013</div>
  25       <div class="body"><p>De siste måneders eksponering av
  26 <a href="http://www.aftenposten.no/nyheter/uriks/Her-er-Edvard-Snowdens-mest-omtalte-avsloringer-7351734.html">den
  27 totale overvåkningen som foregår i den vestlige verden dokumenterer
  28 hvor sårbare vi er</a>.  Men det slår meg at de som er mest sårbare
  29 for dette, myndighetspersoner på alle nivåer, neppe har innsett at de
  30 selv er de mest interessante personene å lage profiler på, for å kunne
  31 påvirke dem.</p>
  32
  33 <p>For å ta et lite eksempel: Stortingets nettsted,
  34 <a href="http://www.stortinget.no/">www.stortinget.no</a> (og
  35 forsåvidt også
  36 <a href="http://data.stortinget.no/">data.stortinget.no</a>),
  37 inneholder informasjon om det som foregår på Stortinget, og jeg antar
  38 de største brukerne av informasjonen der er representanter og
  39 rådgivere på Stortinget.  Intet overraskende med det.  Det som derimot
  40 er mer skjult er at Stortingets nettsted bruker
  41 <a href="http://en.wikipedia.org/wiki/Google_Analytics">Google
  42 Analytics</a>, hvilket gjør at enhver som besøker nettsidene der også
  43 rapporterer om besøket via Internett-linjer som passerer Sverige,
  44 England og videre til USA.  Det betyr at informasjon om ethvert besøk
  45 på stortingets nettsider kan snappes opp av svensk, britisk og USAs
  46 etterretningsvesen.  De kan dermed holde et øye med hvilke
  47 Stortingssaker stortingsrepresentantene synes er interessante å sjekke
  48 ut, og hvilke sider rådgivere og andre på stortinget synes er
  49 interessant å besøke, når de gjør det og hvilke andre representanter
  50 som sjekker de samme sidene omtrent samtidig.  Stortingets bruk av
  51 Google Analytics gjør det dermed enkelt for utenlands etteretning å
  52 spore representantenes aktivitet og interesse.  Hvis noen av
  53 representantene bruker Google Mail eller noen andre tjenestene som
  54 krever innlogging, så vil det være enda enklere å finne ut nøyaktig
  55 hvilke personer som bruker hvilke nettlesere og dermed knytte
  56 informasjonen opp til enkeltpersoner på Stortinget.</p>
  57
  58 <p>Og jo flere nettsteder som bruker Google Analytics, jo bedre
  59 oversikt over stortingsrepresentantenes lesevaner og interesse blir
  60 tilgjengelig for svensk, britisk og USAs etterretning.  Hva de kan
  61 bruke den informasjonen til overlater jeg til leseren å undres
  62 over.</p>
  63 </div>
  64       <div class="tags">
  65
  66
  67         Tags: <a href="http://people.skolelinux.org/pere/blog/tags/norsk">norsk</a>, <a href="http://people.skolelinux.org/pere/blog/tags/personvern">personvern</a>, <a href="http://people.skolelinux.org/pere/blog/tags/sikkerhet">sikkerhet</a>, <a href="http://people.skolelinux.org/pere/blog/tags/stortinget">stortinget</a>, <a href="http://people.skolelinux.org/pere/blog/tags/surveillance">surveillance</a>.
  68
  69
  70       </div>
  71     </div>
  72     <div class="padding"></div>
  73
  74     <div class="entry">
  75       <div class="title"><a href="http://people.skolelinux.org/pere/blog/A_Raspberry_Pi_based_batman_adv_Mesh_network_node.html">A Raspberry Pi based batman-adv Mesh network node</a></div>
  76       <div class="date">21st October 2013</div>
  77       <div class="body"><p>The last few days I have been experimenting with
  78 <a href="http://www.open-mesh.org/projects/batman-adv/wiki">the
  79 batman-adv mesh technology</a>.  I want to gain some experience to see
  80 if it will fit <a href="https://wiki.debian.org/FreedomBox">the
  81 Freedombox project</a>, and together with my neighbors try to build a
  82 mesh network around the park where I live.  Batman-adv is a layer 2
  83 mesh system ("ethernet" in other words), where the mesh network appear
  84 as if all the mesh clients are connected to the same switch.</p>
  85
  86 <p>My hardware of choice was the Linksys WRT54GL routers I had lying
  87 around, but I've been unable to get them working with batman-adv.  So
  88 instead, I started playing with a
  89 <a href="http://www.raspberrypi.org/">Raspberry Pi</a>, and tried to
  90 get it working as a mesh node.  My idea is to use it to create a mesh
  91 node which function as a switch port, where everything connected to
  92 the Raspberry Pi ethernet plug is connected (bridged) to the mesh
  93 network.  This allow me to hook a wifi base station like the Linksys
  94 WRT54GL to the mesh by plugging it into a Raspberry Pi, and allow
  95 non-mesh clients to hook up to the mesh.  This in turn is useful for
  96 Android phones using <a href="http://servalproject.org/">the Serval
  97 Project</a> voip client, allowing every one around the playground to
  98 phone and message each other for free.  The reason is that Android
  99 phones do not see ad-hoc wifi networks (they are filtered away from
 100 the GUI view), and can not join the mesh without being rooted.  But if
 101 they are connected using a normal wifi base station, they can talk to
 102 every client on the local network.</p>
 103
 104 <p>To get this working, I've created a debian package
 105 <a href="https://github.com/petterreinholdtsen/meshfx-node">meshfx-node</a>
 106 and a script
 107 <a href="https://github.com/petterreinholdtsen/meshfx-node/blob/master/build-rpi-mesh-node">build-rpi-mesh-node</a>
 108 to create the Raspberry Pi boot image.  I'm using Debian Jessie (and
 109 not Raspbian), to get more control over the packages available.
 110 Unfortunately a huge binary blob need to be inserted into the boot
 111 image to get it booting, but I'll ignore that for now.  Also, as
 112 Debian lack support for the CPU features available in the Raspberry
 113 Pi, the system do not use the hardware floating point unit.  I hope
 114 the routing performance isn't affected by the lack of hardware FPU
 115 support.</p>
 116
 117 <p>To create an image, run the following with a sudo enabled user
 118 after inserting the target SD card into the build machine:</p>
 119
 120 <p><pre>
 121 % wget -O build-rpi-mesh-node \
 122     https://raw.github.com/petterreinholdtsen/meshfx-node/master/build-rpi-mesh-node
 123 % sudo bash -x ./build-rpi-mesh-node > build.log 2>&1
 124 % dd if=/root/rpi/rpi_basic_jessie_$(date +%Y%m%d).img of=/dev/mmcblk0 bs=1M
 125 %
 126 </pre></p>
 127
 128 <p>Booting with the resulting SD card on a Raspberry PI with a USB
 129 wifi card inserted should give you a mesh node.  At least it does for
 130 me with a the wifi card I am using. The default mesh settings are the
 131 ones used by the Oslo mesh project at Hackeriet, as I mentioned in
 132 <a href="http://people.skolelinux.org/pere/blog/Oslo_community_mesh_network___with_NUUG_and_Hackeriet_at_Hausmania.html">an
 133 earlier blog post about this mesh testing</a>.</p>
 134
 135 <p>The mesh node was not horribly expensive either.  I bought
 136 everything over the counter in shops nearby.  If I had ordered online
 137 from the lowest bidder, the price should be significantly lower:</p>
 138
 139 <p><table>
 140
 141 <tr><th>Supplier</th><th>Model</th><th>NOK</th></tr>
 142 <tr><td>Teknikkmagasinet</td><td>Raspberry Pi model B</td><td>349.90</td></tr>
 143 <tr><td>Teknikkmagasinet</td><td>Raspberry Pi type B case</td><td>99.90</td></tr>
 144 <tr><td>Lefdal</td><td>Jensen Air:Link 25150</td><td>295.-</td></tr>
 145 <tr><td>Clas Ohlson</td><td>Kingston 16 GB SD card</td><td>199.-</td></tr>
 146 <tr><td>Total cost</td><td></td><td>943.80</td></tr>
 147
 148 </table></p>
 149
 150 <p>Now my mesh network at home consist of one laptop in the basement
 151 connected to my production network, one Raspberry Pi node on the 1th
 152 floor that can be seen by my neighbor across the park, and one
 153 play-node I use to develop the image building script.  And some times
 154 I hook up my work horse laptop to the mesh to test it.  I look forward
 155 to figuring out what kind of latency the batman-adv setup will give,
 156 and how much packet loss we will experience around the park. :)</p>
 157 </div>
 158       <div class="tags">
 159
 160
 161         Tags: <a href="http://people.skolelinux.org/pere/blog/tags/english">english</a>, <a href="http://people.skolelinux.org/pere/blog/tags/freedombox">freedombox</a>, <a href="http://people.skolelinux.org/pere/blog/tags/mesh network">mesh network</a>, <a href="http://people.skolelinux.org/pere/blog/tags/nuug">nuug</a>.
 162
 163
 164       </div>
 165     </div>
 166     <div class="padding"></div>
 167
 168     <div class="entry">
 169       <div class="title"><a href="http://people.skolelinux.org/pere/blog/Perl_library_to_control_the_Spykee_robot_moved_to_github.html">Perl library to control the Spykee robot moved to github</a></div>
 170       <div class="date">19th October 2013</div>
 171       <div class="body"><p>Back in 2010, I created a Perl library to talk to
 172 <a href="http://en.wikipedia.org/wiki/Spykee">the Spykee robot</a>
 173 (with two belts, wifi, USB and Linux) and made it available from my
 174 web page.  Today I concluded that it should move to a site that is
 175 easier to use to cooperate with others, and moved it to github.  If
 176 you got a Spykee robot, you might want to check out
 177 <a href="https://github.com/petterreinholdtsen/libspykee-perl">the
 178 libspykee-perl github repository</a>.</p>
 179 </div>
 180       <div class="tags">
 181
 182
 183         Tags: <a href="http://people.skolelinux.org/pere/blog/tags/english">english</a>, <a href="http://people.skolelinux.org/pere/blog/tags/nuug">nuug</a>, <a href="http://people.skolelinux.org/pere/blog/tags/robot">robot</a>.
 184
 185
 186       </div>
 187     </div>
 188     <div class="padding"></div>
 189
 190     <div class="entry">
 191       <div class="title"><a href="http://people.skolelinux.org/pere/blog/Good_causes__Debian_Outreach_Program_for_Women__EFF_documenting_the_spying_and_Open_access_in_Norway.html">Good causes: Debian Outreach Program for Women, EFF documenting the spying and Open access in Norway</a></div>
 192       <div class="date">15th October 2013</div>
 193       <div class="body"><p>The last few days I came across a few good causes that should get
 194 wider attention.  I recommend signing and donating to each one of
 195 these. :)</p>
 196
 197 <p>Via <a href="http://www.debian.org/News/weekly/2013/18/">Debian
 198 Project News for 2013-10-14</a> I came across the Outreach Program for
 199 Women program which is a Google Summer of Code like initiative to get
 200 more women involved in free software.  One debian sponsor has offered
 201 to match <a href="http://debian.ch/opw2013">any donation done to Debian
 202 earmarked</a> for this initiative.  I donated a few minutes ago, and
 203 hope you will to. :)</p>
 204
 205 <p>And the Electronic Frontier Foundation just announced plans to
 206 create <a href="https://supporters.eff.org/donate/nsa-videos">video
 207 documentaries about the excessive spying</a> on every Internet user that
 208 take place these days, and their need to fund the work.  I've already
 209 donated.  Are you next?</p>
 210
 211 <p>For my Norwegian audience, the organisation Studentenes og
 212 Akademikernes Internasjonale Hjelpefond is collecting signatures for a
 213 statement under the heading
 214 <a href="http://saih.no/Bloggers_United/">Bloggers United for Open
 215 Access</a> for those of us asking for more focus on open access in the
 216 Norwegian government.  So far 499 signatures.  I hope you will sign it
 217 too.</p>
 218 </div>
 219       <div class="tags">
 220
 221
 222         Tags: <a href="http://people.skolelinux.org/pere/blog/tags/debian">debian</a>, <a href="http://people.skolelinux.org/pere/blog/tags/english">english</a>, <a href="http://people.skolelinux.org/pere/blog/tags/opphavsrett">opphavsrett</a>, <a href="http://people.skolelinux.org/pere/blog/tags/surveillance">surveillance</a>.
 223
 224
 225       </div>
 226     </div>
 227     <div class="padding"></div>
 228
 229     <div class="entry">
 230       <div class="title"><a href="http://people.skolelinux.org/pere/blog/Oslo_community_mesh_network___with_NUUG_and_Hackeriet_at_Hausmania.html">Oslo community mesh network - with NUUG and Hackeriet at Hausmania</a></div>
 231       <div class="date">11th October 2013</div>
 232       <div class="body"><p>Wireless mesh networks are self organising and self healing
 233 networks that can be used to connect computers across small and large
 234 areas, depending on the radio technology used.  Normal wifi equipment
 235 can be used to create home made radio networks, and there are several
 236 successful examples like
 237 <a href="http://www.freifunk.net/">Freifunk</a> and
 238 <a href="http://www.awmn.net/">Athens Wireless Metropolitan Network</a>
 239 (see
 240 <a href="http://en.wikipedia.org/wiki/List_of_wireless_community_networks_by_region#Greece">wikipedia
 241 for a large list</a>) around the globe.  To give you an idea how it
 242 work, check out the nice overview of the Kiel Freifunk community which
 243 can be seen from their
 244 <a href="http://freifunk.in-kiel.de/ffmap/nodes.html">dynamically
 245 updated node graph and map</a>, where one can see how the mesh nodes
 246 automatically handle routing and recover from nodes disappearing.
 247 There is also a small community mesh network group in Oslo, Norway,
 248 and that is the main topic of this blog post.</p>
 249
 250 <p>I've wanted to check out mesh networks for a while now, and hoped
 251 to do it as part of my involvement with the <a
 252 href="http://www.nuug.no/">NUUG member organisation</a> community, and
 253 my recent involvement in
 254 <a href="https://wiki.debian.org/FreedomBox">the Freedombox project</a>
 255 finally lead me to give mesh networks some priority, as I suspect a
 256 Freedombox should use mesh networks to connect neighbours and family
 257 when possible, given that most communication between people are
 258 between those nearby (as shown for example by research on Facebook
 259 communication patterns).  It also allow people to communicate without
 260 any central hub to tap into for those that want to listen in on the
 261 private communication of citizens, which have become more and more
 262 important over the years.</p>
 263
 264 <p>So far I have only been able to find one group of people in Oslo
 265 working on community mesh networks, over at the hack space
 266 <a href="http://hackeriet.no/">Hackeriet</a> at Husmania.  They seem to
 267 have started with some Freifunk based effort using OLSR, called
 268 <a href="http://oslo.freifunk.net/index.php?title=Main_Page">the Oslo
 269 Freifunk project</a>, but that effort is now dead and the people
 270 behind it have moved on to a batman-adv based system called
 271 <a href="http://meshfx.org/trac">meshfx</a>.  Unfortunately the wiki
 272 site for the Oslo Freifunk project is no longer possible to update to
 273 reflect this fact, so the old project page can't be updated to point to
 274 the new project.  A while back, the people at Hackeriet invited people
 275 from the Freifunk community to Oslo to talk about mesh networks.  I
 276 came across this video where Hans Jørgen Lysglimt interview the
 277 speakers about this talk (from
 278 <a href="https://www.youtube.com/watch?v=N2Kd7CLkhSY">youtube</a>):</p>
 279
 280 <p><iframe width="420" height="315" src="https://www.youtube.com/embed/N2Kd7CLkhSY" frameborder="0" allowfullscreen></iframe></p>
 281
 282 <p>I mentioned OLSR and batman-adv, which are mesh routing protocols.
 283 There are heaps of different protocols, and I am still struggling to
 284 figure out which one would be "best" for some definitions of best, but
 285 given that the community mesh group in Oslo is so small, I believe it
 286 is best to hook up with the existing one instead of trying to create a
 287 completely different setup, and thus I have decided to focus on
 288 batman-adv for now.  It sure help me to  know that the very cool
 289 <a href="http://www.servalproject.org/">Serval project in Australia</a>
 290 is using batman-adv as their meshing technology when it create a self
 291 organizing and self healing telephony system for disaster areas and
 292 less industrialized communities.  Check out this cool video presenting
 293 that project (from
 294 <a href="https://www.youtube.com/watch?v=30qNfzJCQOA">youtube</a>):</p>
 295
 296 <p><iframe width="560" height="315" src="https://www.youtube.com/embed/30qNfzJCQOA" frameborder="0" allowfullscreen></iframe></p>
 297
 298 <p>According to the wikipedia page on
 299 <a href="http://en.wikipedia.org/wiki/Wireless_mesh_network">Wireless
 300 mesh network</a> there are around 70 competing schemes for routing
 301 packets across mesh networks, and OLSR, B.A.T.M.A.N. and
 302 B.A.T.M.A.N. advanced are protocols used by several free software
 303 based community mesh networks.</p>
 304
 305 <p>The batman-adv protocol is a bit special, as it provide layer 2
 306 (as in ethernet ) routing, allowing ipv4 and ipv6 to work on the same
 307 network.  One way to think about it is that it provide a mesh based
 308 vlan you can bridge to or handle like any other vlan connected to your
 309 computer.  The required drivers are already in the Linux kernel at
 310 least since Debian Wheezy, and it is fairly easy to set up.  A
 311 <a href="http://www.open-mesh.org/projects/batman-adv/wiki/Quick-start-guide">good
 312 introduction</a> is available from the Open Mesh project.  These are
 313 the key settings needed to join the Oslo meshfx network:</p>
 314
 315 <p><table>
 316 <tr><th>Setting</th><th>Value</th></tr>
 317 <tr><td>Protocol / kernel module</td><td>batman-adv</td></tr>
 318 <tr><td>ESSID</td><td>meshfx@hackeriet</td></tr>
 319 <td>Channel / Frequency</td><td>11 / 2462</td></tr>
 320 <td>Cell ID</td><td>02:BA:00:00:00:01</td>
 321 </table></p>
 322
 323 <p>The reason for setting ad-hoc wifi Cell ID is to work around bugs
 324 in firmware used in wifi card and wifi drivers.  (See a nice post from
 325 VillageTelco about
 326 "<a href="http://tiebing.blogspot.no/2009/12/ad-hoc-cell-splitting-re-post-original.html">Information
 327 about cell-id splitting, stuck beacons, and failed IBSS merges!</a>
 328 for details.)  When these settings are activated and you have some
 329 other mesh node nearby, your computer will be connected to the mesh
 330 network and can communicate with any mesh node that is connected to
 331 any of the nodes in your network of nodes. :)</p>
 332
 333 <p>My initial plan was to reuse my old Linksys WRT54GL as a mesh node,
 334 but that seem to be very hard, as I have not been able to locate a
 335 firmware supporting batman-adv.  If anyone know how to use that old
 336 wifi access point with batman-adv these days, please let me know.</p>
 337
 338 <p>If you find this project interesting and want to join, please join
 339 us on IRC, either channel
 340 <a href="irc://irc.freenode.net/#oslohackerspace">#oslohackerspace</a>
 341 or <a href="irc://irc.freenode.net/#nuug">#nuug</a> on
 342 irc.freenode.net.</p>
 343
 344 <p>While investigating mesh networks in Oslo, I came across an old
 345 research paper from the university of Stavanger and Telenor Research
 346 and Innovation called
 347 <a href="http://folk.uio.no/paalee/publications/netrel-egeland-iswcs-2008.pdf">The
 348 reliability of wireless backhaul mesh networks</a> and elsewhere
 349 learned that Telenor have been experimenting with mesh networks at
 350 Grünerløkka in Oslo.  So mesh networks are also interesting for
 351 commercial companies, even though Telenor discovered that it was hard
 352 to figure out a good business plan for mesh networking and as far as I
 353 know have closed down the experiment.  Perhaps Telenor or others would
 354 be interested in a cooperation?</p>
 355
 356 <p><strong>Update 2013-10-12</strong>: I was just
 357 <a href="http://lists.alioth.debian.org/pipermail/freedombox-discuss/2013-October/005900.html">told
 358 by the Serval project developers</a> that they no longer use
 359 batman-adv (but are compatible with it), but their own crypto based
 360 mesh system.</p>
 361 </div>
 362       <div class="tags">
 363
 364
 365         Tags: <a href="http://people.skolelinux.org/pere/blog/tags/english">english</a>, <a href="http://people.skolelinux.org/pere/blog/tags/freedombox">freedombox</a>, <a href="http://people.skolelinux.org/pere/blog/tags/mesh network">mesh network</a>, <a href="http://people.skolelinux.org/pere/blog/tags/nuug">nuug</a>.
 366
 367
 368       </div>
 369     </div>
 370     <div class="padding"></div>
 371
 372     <div class="entry">
 373       <div class="title"><a href="http://people.skolelinux.org/pere/blog/Skolelinux___Debian_Edu_7_1_install_and_overview_video_from_Marcelo_Salvador.html">Skolelinux / Debian Edu 7.1 install and overview video from Marcelo Salvador</a></div>
 374       <div class="date"> 8th October 2013</div>
 375       <div class="body"><p>The other day I was pleased and surprised to discover that Marcelo
 376 Salvador had published a
 377 <a href="https://www.youtube.com/watch?v=w-GgpdqgLFc">video on
 378 Youtube</a> showing how to install the standalone Debian Edu /
 379 Skolelinux profile.  This is the profile intended for use at home or
 380 on laptops that should not be integrated into the provided network
 381 services (no central home directory, no Kerberos / LDAP directory etc,
 382 in other word a single user machine).  The result is 11 minutes long,
 383 and show some user applications (seem to be rather randomly picked).
 384 Missed a few of my favorites like celestia, planets and chromium
 385 showing the <a href="http://www.zygotebody.com/">Zygote Body 3D model
 386 of the human body</a>, but I guess he did not know about those or find
 387 other programs more interesting. :) And the video do not show the
 388 advantages I believe is one of the most valuable featuers in Debian
 389 Edu, its central school server making it possible to run hundreds of
 390 computers without hard drives by installing one central
 391 <a href="http://www.ltsp.org/">LTSP server</a>.</p>
 392
 393 <p>Anyway, check out the video, embedded below and linked to above:</p>
 394
 395 <iframe width="420" height="315" src="http://www.youtube.com/embed/w-GgpdqgLFc" frameborder="0" allowfullscreen></iframe>
 396
 397 <p>Are there other nice videos demonstrating Skolelinux?  Please let
 398 me know. :)</p>
 399 </div>
 400       <div class="tags">
 401
 402
 403         Tags: <a href="http://people.skolelinux.org/pere/blog/tags/debian edu">debian edu</a>, <a href="http://people.skolelinux.org/pere/blog/tags/english">english</a>, <a href="http://people.skolelinux.org/pere/blog/tags/video">video</a>.
 404
 405
 406       </div>
 407     </div>
 408     <div class="padding"></div>
 409
 410     <div class="entry">
 411       <div class="title"><a href="http://people.skolelinux.org/pere/blog/Finally__Debian_Edu_Wheezy_is_released_today_.html">Finally, Debian Edu Wheezy is released today!</a></div>
 412       <div class="date">29th September 2013</div>
 413       <div class="body"><p>A few hours ago, the announcement for the first stable release of
 414 Debian Edu Wheezy went out from the Debian publicity team.  The
 415 complete announcement text can be found at
 416 <a href="http://www.debian.org/News/2013/20130928">the Debian News
 417 section</a>, translated to several languages.  Please check it out.</p>
 418
 419 <p>There is one minor known problem that we will fix very soon.  One
 420 can not install a amd64 Thin Client Server using PXE, as the /var/
 421 partition is too small.  A workaround is to extend the partition (use
 422 lvresize + resize2fs in tty 2 while installing).</p>
 423 </div>
 424       <div class="tags">
 425
 426
 427         Tags: <a href="http://people.skolelinux.org/pere/blog/tags/debian edu">debian edu</a>, <a href="http://people.skolelinux.org/pere/blog/tags/english">english</a>.
 428
 429
 430       </div>
 431     </div>
 432     <div class="padding"></div>
 433
 434     <div class="entry">
 435       <div class="title"><a href="http://people.skolelinux.org/pere/blog/Videos_about_the_Freedombox_project___for_inspiration_and_learning.html">Videos about the Freedombox project - for inspiration and learning</a></div>
 436       <div class="date">27th September 2013</div>
 437       <div class="body"><p>The <a href="http://www.freedomboxfoundation.org/">Freedombox
 438 project</a> have been going on for a while, and have presented the
 439 vision, ideas and solution several places.  Here is a little
 440 collection of videos of talks and presentation of the project.</p>
 441
 442 <ul>
 443
 444 <li><a href="http://www.youtube.com/watch?v=ukvUz5taxvA">FreedomBox -
 445 2,5 minute marketing film</a> (Youtube)</li>
 446
 447 <li><a href="http://www.youtube.com/watch?v=SzW25QTVWsE">Eben Moglen
 448 discusses the Freedombox on CBS news 2011</a> (Youtube)</li>
 449
 450 <li><a href="http://www.youtube.com/watch?v=Ae8SZbxfE0g">Eben Moglen -
 451 Freedom in the Cloud - Software Freedom, Privacy and and Security for
 452 Web 2.0 and Cloud computing at ISOC-NY Public Meeting 2010</a>
 453 (Youtube)</li>
 454
 455 <li><a href="http://www.youtube.com/watch?v=vNaIji_3xBE">Fosdem 2011
 456 Keynote by Eben Moglen presenting the Freedombox</a> (Youtube)</li>
 457
 458 <li><a href="http://www.youtube.com/watch?v=9bDDUyJSQ9s">Presentation of
 459 the Freedombox by James Vasile at Elevate in Gratz 2011</a> (Youtube)</li>
 460
 461 <li><a href="http://www.youtube.com/watch?v=zQTmnk27g9s"> Freedombox -
 462 Discovery, Identity, and Trust by Nick Daly at Freedombox Hackfest New
 463 York City in 2012</a> (Youtube)</li>
 464
 465 <li><a href="http://www.youtube.com/watch?v=tkbSB4Ba7Ck">Introduction
 466 to the Freedombox at Freedombox Hackfest New York City in 2012</a>
 467 (Youtube)</li>
 468
 469 <li><a href="http://www.youtube.com/watch?v=z-P2Jaeg0aQ">Freedom, Out
 470 of the Box! by Bdale Garbee at linux.conf.au Ballarat, 2012</a> (Youtube) </li>
 471
 472 <li><a href="https://archive.fosdem.org/2013/schedule/event/freedombox/">Freedombox
 473 1.0 by Eben Moglen and Bdale Garbee at Fosdem 2013</a> (FOSDEM) </li>
 474
 475 <li><a href="http://www.youtube.com/watch?v=e1LpYX2zVYg">What is the
 476 FreedomBox today by Bdale Garbee at Debconf13 in Vaumarcus
 477 2013</a> (Youtube)</li>
 478
 479 </ul>
 480
 481 <p>A larger list is available from
 482 <a href="https://wiki.debian.org/FreedomBox/TalksAndPresentations">the
 483 Freedombox Wiki</a>.</p>
 484
 485 <p>On other news, I am happy to report that Freedombox based on Debian
 486 Jessie is coming along quite well, and soon both Owncloud and using
 487 Tor should be available for testers of the Freedombox solution. :) In
 488 a few weeks I hope everything needed to test it is included in Debian.
 489 The withsqlite package is already in Debian, and the plinth package is
 490 pending in NEW.  The third and vital part of that puzzle is the
 491 metapackage/setup framework, which is still pending an upload.  Join
 492 us on <a href="irc://irc.debian.org:6667/%23freedombox">IRC
 493 (#freedombox on irc.debian.org)</a> and
 494 <a href="http://lists.alioth.debian.org/mailman/listinfo/freedombox-discuss">the
 495 mailing list</a> if you want to help make this vision come true.</p>
 496 </div>
 497       <div class="tags">
 498
 499
 500         Tags: <a href="http://people.skolelinux.org/pere/blog/tags/debian">debian</a>, <a href="http://people.skolelinux.org/pere/blog/tags/english">english</a>, <a href="http://people.skolelinux.org/pere/blog/tags/freedombox">freedombox</a>, <a href="http://people.skolelinux.org/pere/blog/tags/sikkerhet">sikkerhet</a>, <a href="http://people.skolelinux.org/pere/blog/tags/surveillance">surveillance</a>, <a href="http://people.skolelinux.org/pere/blog/tags/web">web</a>.
 501
 502
 503       </div>
 504     </div>
 505     <div class="padding"></div>
 506
 507     <div class="entry">
 508       <div class="title"><a href="http://people.skolelinux.org/pere/blog/Third_and_probably_last_beta_release_of_Debian_Edu_Wheezy.html">Third and probably last beta release of Debian Edu Wheezy</a></div>
 509       <div class="date">16th September 2013</div>
 510       <div class="body"><p>The third wheezy based beta release of Debian Edu was wrapped up
 511 today.  This is the release announcement from Holger Levsen:</p>
 512
 513 <blockquote>
 514 <p>Hi,</p>
 515
 516 <p>it is my pleasure to announce the third beta release (beta 2 for
 517 short) of <a href="http://www.skolelinux.org/">Debian Edu /
 518 Skolelinux</a> based on Debian Wheezy!</p>
 519
 520 <p>Please test these images extensivly, if no new problems are found
 521 we plan to do this final Debian Edu Wheezy release this coming
 522 weekend.  We are not aware of any major problems or blockers in beta2,
 523 if you find something, please notify us immediately!</p>
 524
 525 <p>(More about the remaining steps for the Edu Wheezy release in
 526 another mail to the edu list tonight or tomorrow...)</p>
 527
 528 <p>Noteworthy changes and software updates for Debian Edu 7.1+edu0~b2
 529 compared to beta1:</p>
 530
 531 <ul>
 532
 533 <li>The KDE proxy setup has been adjusted to use the provided wpad.dat. This
 534 also gets Chromium to use this proxy.</li>
 535 <li>Install kdepim-groupware with KDE desktops to make sure korganizer
 536 understand ical/dav sources.</li>
 537 <li>Increased default maximum size of /var/spool/squid and /skole/backup on the
 538 main server.</li>
 539 <li>A source DVD image containing all source packages is now available as well.</li>
 540 <li>Updates for chromium (29.0.1547.57-1~deb7u1), imagemagick
 541 (6.7.7.10-5+deb7u2), php5 (5.4.4-14+deb7u4), libmodplug
 542 (0.8.8.4-3+deb7u1+git20130828), tiff (4.0.2-6+deb7u2), linux-image
 543 (3.2.0-4-486_3.2.46-1+deb7u1).</li>
 544
 545 </ul>
 546
 547 <p>Where to get it:</p>
 548
 549 <p>To download the multiarch netinstall CD release you can use</p>
 550
 551 <ul>
 552 <li><a href="ftp://ftp.skolelinux.org/skolelinux-cd/wheezy/debian-edu-7.1+edu0~b2-CD.iso">ftp://ftp.skolelinux.org/skolelinux-cd/wheezy/debian-edu-7.1+edu0~b2-CD.iso</a></li>
 553 <li><a href="http://ftp.skolelinux.org/skolelinux-cd/wheezy/debian-edu-7.1+edu0~b2-CD.iso">http://ftp.skolelinux.org/skolelinux-cd/wheezy/debian-edu-7.1+edu0~b2-CD.iso</a></li>
 554 <li>rsync -avzP ftp.skolelinux.org::skolelinux-cd/wheezy/debian-edu-7.1+edu0~b2-CD.iso .</li>
 555 </ul>
 556
 557 <p>The SHA1SUM of this image is:  3a1c89f4666df80eebcd46c5bf5fedb866f9472f</p>
 558
 559 <p>To download the multiarch USB stick ISO release you can use
 560 <ul>
 561 <li><a href="ftp://ftp.skolelinux.org/skolelinux-cd/wheezy/debian-edu-7.1+edu0~b2-USB.iso">ftp://ftp.skolelinux.org/skolelinux-cd/wheezy/debian-edu-7.1+edu0~b2-USB.iso</a></li>
 562 <li><a href="http://ftp.skolelinux.org/skolelinux-cd/wheezy/debian-edu-7.1+edu0~b2-USB.iso">http://ftp.skolelinux.org/skolelinux-cd/wheezy/debian-edu-7.1+edu0~b2-USB.iso</a></li>
 563 <li>rsync -avzP ftp.skolelinux.org::skolelinux-cd/wheezy/debian-edu-7.1+edu0~b2-USB.iso .</li>
 564 </ul>
 565
 566 <p>The SHA1SUM of this image is: 702d1718548f401c74bfa6df9f032cc3ee16597e</p>
 567
 568 <p>The Source DVD image has the filename
 569 debian-edu-7.1+edu0~b2-source-DVD.iso and the SHA1SUM
 570 089eed8b3f962db47aae1f6a9685e9bb2fa30ca5 and is available the same way
 571 as the other isos.</p>
 572
 573 <p>How to report bugs</p>
 574
 575 <p>For information how to report bugs please see
 576 <br><a href="http://wiki.debian.org/DebianEdu/HowTo/ReportBugs">http://wiki.debian.org/DebianEdu/HowTo/ReportBugs</a></p>
 577
 578
 579 <p>About Debian Edu and Skolelinux</p>
 580
 581 <p>Debian Edu, also known as Skolelinux, is a Linux distribution based
 582 on Debian providing an out-of-the box environment of a completely
 583 configured school network. Immediately after installation a school
 584 server running all services needed for a school network is set up just
 585 waiting for users and machines being added via GOsa², a comfortable
 586 Web-UI. A netbooting environment is prepared using PXE, so after
 587 initial installation of the main server from CD or USB stick all other
 588 machines can be installed via the network. The provided school server
 589 provides LDAP database and Kerberos authentication service,
 590 centralized home directories, DHCP server, web proxy and many other
 591 services.  The desktop contains more than 60 educational software
 592 packages and more are available from the Debian archive, and schools
 593 can choose between KDE, Gnome, LXDE and Xfce desktop environment.</p>
 594
 595 <p>This is the seventh test release based on Debian Wheezy. Basically
 596 this is an updated and slightly improved version compared to the
 597 Squeeze release.</p>
 598
 599 <p>Notes for upgrades from Alpha Prereleases</p>
 600
 601 <p>Alpha based installations should reinstall or downgrade the
 602 versions of gosa and libpam-mklocaluser to the ones used in this beta
 603 release. Both alpha and beta0 based installations should reinstall or
 604 deal with gosa.conf manually; there are two options: (1) Keep
 605 gosa.conf and edit this file as outlined on the mailing list. (2)
 606 Accept the new version of gosa.conf and replace both contained admin
 607 password placeholders with the password hashes found in the old one
 608 (backup copy!). In both cases all users need to change their password
 609 to make sure a password is set for CIFS access to their home
 610 directory.</p>
 611
 612
 613 <p>cheers,
 614 <br>        Holger</p>
 615 </blockquote>
 616 </div>
 617       <div class="tags">
 618
 619
 620         Tags: <a href="http://people.skolelinux.org/pere/blog/tags/debian edu">debian edu</a>, <a href="http://people.skolelinux.org/pere/blog/tags/english">english</a>.
 621
 622
 623       </div>
 624     </div>
 625     <div class="padding"></div>
 626
 627     <div class="entry">
 628       <div class="title"><a href="http://people.skolelinux.org/pere/blog/Recipe_to_test_the_Freedombox_project_on_amd64_or_Raspberry_Pi.html">Recipe to test the Freedombox project on amd64 or Raspberry Pi</a></div>
 629       <div class="date">10th September 2013</div>
 630       <div class="body"><p>I was introduced to the
 631 <a href="http://www.freedomboxfoundation.org/">Freedombox project</a>
 632 in 2010, when Eben Moglen presented his vision about serving the need
 633 of non-technical people to keep their personal information private and
 634 within the legal protection of their own homes.  The idea is to give
 635 people back the power over their network and machines, and return
 636 Internet back to its intended peer-to-peer architecture.  Instead of
 637 depending on a central service, the Freedombox will give everyone
 638 control over their own basic infrastructure.</p>
 639
 640 <p>I've intended to join the effort since then, but other tasks have
 641 taken priority.  But this summers nasty news about the misuse of trust
 642 and privilege exercised by the "western" intelligence gathering
 643 communities increased my eagerness to contribute to a point where I
 644 actually started working on the project a while back.</p>
 645
 646 <p>The <a href="https://alioth.debian.org/projects/freedombox/">initial
 647 Debian initiative</a> based on the vision from Eben Moglen, is to
 648 create a simple and cheap Debian based appliance that anyone can hook
 649 up in their home and get access to secure and private services and
 650 communication.  The initial deployment platform have been the
 651 <a href="http://www.globalscaletechnologies.com/t-dreamplugdetails.aspx">Dreamplug</a>,
 652 which is a piece of hardware I do not own.  So to be able to test what
 653 the current Freedombox setup look like, I had to come up with a way to install
 654 it on some hardware I do have access to.  I have rewritten the
 655 <a href="https://github.com/NickDaly/freedom-maker">freedom-maker</a>
 656 image build framework to use .deb packages instead of only copying
 657 setup into the boot images, and thanks to this rewrite I am able to
 658 set up any machine supported by Debian Wheezy as a Freedombox, using
 659 the previously mentioned deb (and a few support debs for packages
 660 missing in Debian).</p>
 661
 662 <p>The current Freedombox setup consist of a set of bootstrapping
 663 scripts
 664 (<a href="https://github.com/petterreinholdtsen/freedombox-setup">freedombox-setup</a>),
 665 and a administrative web interface
 666 (<a href="https://github.com/NickDaly/Plinth">plinth</a> + exmachina +
 667 withsqlite), as well as a privacy enhancing proxy based on
 668 <a href="http://packages.qa.debian.org/privoxy">privoxy</a>
 669 (freedombox-privoxy).  There is also a web/javascript based XMPP
 670 client (<a href="http://packages.qa.debian.org/jwchat">jwchat</a>)
 671 trying (unsuccessfully so far) to talk to the XMPP server
 672 (<a href="http://packages.qa.debian.org/ejabberd">ejabberd</a>).  The
 673 web interface is pluggable, and the goal is to use it to enable OpenID
 674 services, mesh network connectivity, use of TOR, etc, etc.  Not much of
 675 this is really working yet, see
 676 <a href="https://github.com/NickDaly/freedombox-todos/blob/master/TODO">the
 677 project TODO</a> for links to GIT repositories.  Most of the code is
 678 on github at the moment.  The HTTP proxy is operational out of the
 679 box, and the admin web interface can be used to add/remove plinth
 680 users.  I've not been able to do anything else with it so far, but
 681 know there are several branches spread around github and other places
 682 with lots of half baked features.</p>
 683
 684 <p>Anyway, if you want to have a look at the current state, the
 685 following recipes should work to give you a test machine to poke
 686 at.</p>
 687
 688 <p><strong>Debian Wheezy amd64</strong></p>
 689
 690 <ol>
 691
 692 <li>Fetch normal Debian Wheezy installation ISO.</li>
 693 <li>Boot from it, either as CD or USB stick.</li>
 694 <li><p>Press [tab] on the boot prompt and add this as a boot argument
 695 to the Debian installer:<p>
 696 <pre>url=<a href="http://www.reinholdtsen.name/freedombox/preseed-wheezy.dat">http://www.reinholdtsen.name/freedombox/preseed-wheezy.dat</a></pre></li>
 697
 698 <li>Answer the few language/region/password questions and pick disk to
 699 install on.</li>
 700
 701 <li>When the installation is finished and the machine have rebooted a
 702 few times, your Freedombox is ready for testing.</li>
 703
 704 </ol>
 705
 706 <p><strong>Raspberry Pi Raspbian</strong></p>
 707
 708 <ol>
 709
 710 <li>Fetch a Raspbian SD card image, create SD card.</li>
 711 <li>Boot from SD card, extend file system to fill the card completely.</li>
 712 <li><p>Log in and add this to /etc/sources.list:</p>
 713 <pre>
 714 deb <a href="http://www.reinholdtsen.name/freedombox/">http://www.reinholdtsen.name/freedombox</a> wheezy main
 715 </pre></li>
 716 <li><p>Run this as root:</p>
 717 <pre>
 718 wget -O - http://www.reinholdtsen.name/freedombox/BE1A583D.asc | \
 719    apt-key add -
 720 apt-get update
 721 apt-get install freedombox-setup
 722 /usr/lib/freedombox/setup
 723 </pre></li>
 724 <li>Reboot into your freshly created Freedombox.</li>
 725
 726 </ol>
 727
 728 <p>You can test it on other architectures too, but because the
 729 freedombox-privoxy package is binary, it will only work as intended on
 730 the architectures where I have had time to build the binary and put it
 731 in my APT repository.  But do not let this stop you.  It is only a
 732 short "<tt>apt-get source -b freedombox-privoxy</tt>" away. :)</p>
 733
 734 <p>Note that by default Freedombox is a DHCP server on the
 735 192.168.1.0/24 subnet, so if this is your subnet be careful and turn
 736 off the DHCP server by running "<tt>update-rc.d isc-dhcp-server
 737 disable</tt>" as root.</p>
 738
 739 <p>Please let me know if this works for you, or if you have any
 740 problems.  We gather on the IRC channel
 741 <a href="irc://irc.debian.org:6667/%23freedombox">#freedombox</a> on
 742 irc.debian.org and the
 743 <a href="http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/freedombox-discuss">project
 744 mailing list</a>.</p>
 745
 746 <p>Once you get your freedombox operational, you can visit
 747 <tt>http://your-host-name:8001/</tt> to see the state of the plint
 748 welcome screen (dead end - do not be surprised if you are unable to
 749 get past it), and next visit <tt>http://your-host-name:8001/help/</tt>
 750 to look at the rest of plinth.  The default user is 'admin' and the
 751 default password is 'secret'.</p>
 752 </div>
 753       <div class="tags">
 754
 755
 756         Tags: <a href="http://people.skolelinux.org/pere/blog/tags/debian">debian</a>, <a href="http://people.skolelinux.org/pere/blog/tags/english">english</a>, <a href="http://people.skolelinux.org/pere/blog/tags/freedombox">freedombox</a>, <a href="http://people.skolelinux.org/pere/blog/tags/sikkerhet">sikkerhet</a>, <a href="http://people.skolelinux.org/pere/blog/tags/surveillance">surveillance</a>, <a href="http://people.skolelinux.org/pere/blog/tags/web">web</a>.
 757
 758
 759       </div>
 760     </div>
 761     <div class="padding"></div>
 762
 763     <p style="text-align: right;"><a href="index.rss"><img src="http://people.skolelinux.org/pere/blog/xml.gif" alt="RSS feed" width="36" height="14" /></a></p>
 764     <div id="sidebar">
 765
 766
 767
 768 <h2>Archive</h2>
 769 <ul>
 770
 771 <li>2013
 772 <ul>
 773
 774 <li><a href="http://people.skolelinux.org/pere/blog/archive/2013/01/">January (11)</a></li>
 775
 776 <li><a href="http://people.skolelinux.org/pere/blog/archive/2013/02/">February (9)</a></li>
 777
 778 <li><a href="http://people.skolelinux.org/pere/blog/archive/2013/03/">March (9)</a></li>
 779
 780 <li><a href="http://people.skolelinux.org/pere/blog/archive/2013/04/">April (6)</a></li>
 781
 782 <li><a href="http://people.skolelinux.org/pere/blog/archive/2013/05/">May (9)</a></li>
 783
 784 <li><a href="http://people.skolelinux.org/pere/blog/archive/2013/06/">June (10)</a></li>
 785
 786 <li><a href="http://people.skolelinux.org/pere/blog/archive/2013/07/">July (7)</a></li>
 787
 788 <li><a href="http://people.skolelinux.org/pere/blog/archive/2013/08/">August (3)</a></li>
 789
 790 <li><a href="http://people.skolelinux.org/pere/blog/archive/2013/09/">September (5)</a></li>
 791
 792 <li><a href="http://people.skolelinux.org/pere/blog/archive/2013/10/">October (6)</a></li>
 793
 794 </ul></li>
 795
 796 <li>2012
 797 <ul>
 798
 799 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/01/">January (7)</a></li>
 800
 801 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/02/">February (10)</a></li>
 802
 803 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/03/">March (17)</a></li>
 804
 805 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/04/">April (12)</a></li>
 806
 807 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/05/">May (12)</a></li>
 808
 809 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/06/">June (20)</a></li>
 810
 811 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/07/">July (17)</a></li>
 812
 813 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/08/">August (6)</a></li>
 814
 815 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/09/">September (9)</a></li>
 816
 817 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/10/">October (17)</a></li>
 818
 819 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/11/">November (10)</a></li>
 820
 821 <li><a href="http://people.skolelinux.org/pere/blog/archive/2012/12/">December (7)</a></li>
 822
 823 </ul></li>
 824
 825 <li>2011
 826 <ul>
 827
 828 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/01/">January (16)</a></li>
 829
 830 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/02/">February (6)</a></li>
 831
 832 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/03/">March (6)</a></li>
 833
 834 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/04/">April (7)</a></li>
 835
 836 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/05/">May (3)</a></li>
 837
 838 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/06/">June (2)</a></li>
 839
 840 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/07/">July (7)</a></li>
 841
 842 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/08/">August (6)</a></li>
 843
 844 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/09/">September (4)</a></li>
 845
 846 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/10/">October (2)</a></li>
 847
 848 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/11/">November (3)</a></li>
 849
 850 <li><a href="http://people.skolelinux.org/pere/blog/archive/2011/12/">December (1)</a></li>
 851
 852 </ul></li>
 853
 854 <li>2010
 855 <ul>
 856
 857 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/01/">January (2)</a></li>
 858
 859 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/02/">February (1)</a></li>
 860
 861 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/03/">March (3)</a></li>
 862
 863 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/04/">April (3)</a></li>
 864
 865 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/05/">May (9)</a></li>
 866
 867 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/06/">June (14)</a></li>
 868
 869 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/07/">July (12)</a></li>
 870
 871 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/08/">August (13)</a></li>
 872
 873 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/09/">September (7)</a></li>
 874
 875 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/10/">October (9)</a></li>
 876
 877 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/11/">November (13)</a></li>
 878
 879 <li><a href="http://people.skolelinux.org/pere/blog/archive/2010/12/">December (12)</a></li>
 880
 881 </ul></li>
 882
 883 <li>2009
 884 <ul>
 885
 886 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/01/">January (8)</a></li>
 887
 888 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/02/">February (8)</a></li>
 889
 890 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/03/">March (12)</a></li>
 891
 892 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/04/">April (10)</a></li>
 893
 894 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/05/">May (9)</a></li>
 895
 896 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/06/">June (3)</a></li>
 897
 898 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/07/">July (4)</a></li>
 899
 900 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/08/">August (3)</a></li>
 901
 902 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/09/">September (1)</a></li>
 903
 904 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/10/">October (2)</a></li>
 905
 906 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/11/">November (3)</a></li>
 907
 908 <li><a href="http://people.skolelinux.org/pere/blog/archive/2009/12/">December (3)</a></li>
 909
 910 </ul></li>
 911
 912 <li>2008
 913 <ul>
 914
 915 <li><a href="http://people.skolelinux.org/pere/blog/archive/2008/11/">November (5)</a></li>
 916
 917 <li><a href="http://people.skolelinux.org/pere/blog/archive/2008/12/">December (7)</a></li>
 918
 919 </ul></li>
 920
 921 </ul>
 922
 923
 924
 925 <h2>Tags</h2>
 926 <ul>
 927
 928  <li><a href="http://people.skolelinux.org/pere/blog/tags/3d-printer">3d-printer (13)</a></li>
 929
 930  <li><a href="http://people.skolelinux.org/pere/blog/tags/amiga">amiga (1)</a></li>
 931
 932  <li><a href="http://people.skolelinux.org/pere/blog/tags/aros">aros (1)</a></li>
 933
 934  <li><a href="http://people.skolelinux.org/pere/blog/tags/bankid">bankid (4)</a></li>
 935
 936  <li><a href="http://people.skolelinux.org/pere/blog/tags/bitcoin">bitcoin (7)</a></li>
 937
 938  <li><a href="http://people.skolelinux.org/pere/blog/tags/bootsystem">bootsystem (12)</a></li>
 939
 940  <li><a href="http://people.skolelinux.org/pere/blog/tags/bsa">bsa (2)</a></li>
 941
 942  <li><a href="http://people.skolelinux.org/pere/blog/tags/debian">debian (87)</a></li>
 943
 944  <li><a href="http://people.skolelinux.org/pere/blog/tags/debian edu">debian edu (142)</a></li>
 945
 946  <li><a href="http://people.skolelinux.org/pere/blog/tags/digistan">digistan (10)</a></li>
 947
 948  <li><a href="http://people.skolelinux.org/pere/blog/tags/docbook">docbook (10)</a></li>
 949
 950  <li><a href="http://people.skolelinux.org/pere/blog/tags/drivstoffpriser">drivstoffpriser (4)</a></li>
 951
 952  <li><a href="http://people.skolelinux.org/pere/blog/tags/english">english (222)</a></li>
 953
 954  <li><a href="http://people.skolelinux.org/pere/blog/tags/fiksgatami">fiksgatami (21)</a></li>
 955
 956  <li><a href="http://people.skolelinux.org/pere/blog/tags/fildeling">fildeling (12)</a></li>
 957
 958  <li><a href="http://people.skolelinux.org/pere/blog/tags/freeculture">freeculture (12)</a></li>
 959
 960  <li><a href="http://people.skolelinux.org/pere/blog/tags/freedombox">freedombox (4)</a></li>
 961
 962  <li><a href="http://people.skolelinux.org/pere/blog/tags/frikanalen">frikanalen (11)</a></li>
 963
 964  <li><a href="http://people.skolelinux.org/pere/blog/tags/intervju">intervju (37)</a></li>
 965
 966  <li><a href="http://people.skolelinux.org/pere/blog/tags/isenkram">isenkram (7)</a></li>
 967
 968  <li><a href="http://people.skolelinux.org/pere/blog/tags/kart">kart (18)</a></li>
 969
 970  <li><a href="http://people.skolelinux.org/pere/blog/tags/ldap">ldap (8)</a></li>
 971
 972  <li><a href="http://people.skolelinux.org/pere/blog/tags/lenker">lenker (6)</a></li>
 973
 974  <li><a href="http://people.skolelinux.org/pere/blog/tags/ltsp">ltsp (1)</a></li>
 975
 976  <li><a href="http://people.skolelinux.org/pere/blog/tags/mesh network">mesh network (2)</a></li>
 977
 978  <li><a href="http://people.skolelinux.org/pere/blog/tags/multimedia">multimedia (25)</a></li>
 979
 980  <li><a href="http://people.skolelinux.org/pere/blog/tags/norsk">norsk (236)</a></li>
 981
 982  <li><a href="http://people.skolelinux.org/pere/blog/tags/nuug">nuug (156)</a></li>
 983
 984  <li><a href="http://people.skolelinux.org/pere/blog/tags/offentlig innsyn">offentlig innsyn (8)</a></li>
 985
 986  <li><a href="http://people.skolelinux.org/pere/blog/tags/open311">open311 (2)</a></li>
 987
 988  <li><a href="http://people.skolelinux.org/pere/blog/tags/opphavsrett">opphavsrett (45)</a></li>
 989
 990  <li><a href="http://people.skolelinux.org/pere/blog/tags/personvern">personvern (67)</a></li>
 991
 992  <li><a href="http://people.skolelinux.org/pere/blog/tags/raid">raid (1)</a></li>
 993
 994  <li><a href="http://people.skolelinux.org/pere/blog/tags/reprap">reprap (11)</a></li>
 995
 996  <li><a href="http://people.skolelinux.org/pere/blog/tags/rfid">rfid (2)</a></li>
 997
 998  <li><a href="http://people.skolelinux.org/pere/blog/tags/robot">robot (8)</a></li>
 999
1000  <li><a href="http://people.skolelinux.org/pere/blog/tags/rss">rss (1)</a></li>
1001
1002  <li><a href="http://people.skolelinux.org/pere/blog/tags/ruter">ruter (4)</a></li>
1003
1004  <li><a href="http://people.skolelinux.org/pere/blog/tags/scraperwiki">scraperwiki (2)</a></li>
1005
1006  <li><a href="http://people.skolelinux.org/pere/blog/tags/sikkerhet">sikkerhet (32)</a></li>
1007
1008  <li><a href="http://people.skolelinux.org/pere/blog/tags/sitesummary">sitesummary (4)</a></li>
1009
1010  <li><a href="http://people.skolelinux.org/pere/blog/tags/skepsis">skepsis (4)</a></li>
1011
1012  <li><a href="http://people.skolelinux.org/pere/blog/tags/standard">standard (43)</a></li>
1013
1014  <li><a href="http://people.skolelinux.org/pere/blog/tags/stavekontroll">stavekontroll (3)</a></li>
1015
1016  <li><a href="http://people.skolelinux.org/pere/blog/tags/stortinget">stortinget (9)</a></li>
1017
1018  <li><a href="http://people.skolelinux.org/pere/blog/tags/surveillance">surveillance (20)</a></li>
1019
1020  <li><a href="http://people.skolelinux.org/pere/blog/tags/sysadmin">sysadmin (1)</a></li>
1021
1022  <li><a href="http://people.skolelinux.org/pere/blog/tags/valg">valg (8)</a></li>
1023
1024  <li><a href="http://people.skolelinux.org/pere/blog/tags/video">video (39)</a></li>
1025
1026  <li><a href="http://people.skolelinux.org/pere/blog/tags/vitenskap">vitenskap (4)</a></li>
1027
1028  <li><a href="http://people.skolelinux.org/pere/blog/tags/web">web (28)</a></li>
1029
1030 </ul>
1031
1032
1033     </div>
1034     <p style="text-align: right">
1035  Created by <a href="http://steve.org.uk/Software/chronicle">Chronicle v4.6</a>
1036 </p>
1037
1038   </body>
1039 </html>