New post.

diff --git a/blog/draft/2013-mesh-network-oslo.txt b/blog/data/2013-10-11-mesh-network-oslo.txt
similarity index 57%
rename from blog/draft/2013-mesh-network-oslo.txt
rename to blog/data/2013-10-11-mesh-network-oslo.txt
index 0d0a9f8887758e20a215f801ad60b7eb81695ff0..09e42aea7e5ff8fea6deb30cf97c55eb6df63231 100644 (file)
--- a/blog/draft/2013-mesh-network-oslo.txt
+++ b/blog/data/2013-10-11-mesh-network-oslo.txt
@@ -1,51 +1,53 @@
 Title: Oslo community mesh network - with NUUG and Hackeriet at Hausmania
 Tags: english, nuug
 Title: Oslo community mesh network - with NUUG and Hackeriet at Hausmania
 Tags: english, nuug

-Date: 2013-10-11 17:10
+Date: 2013-10-11 14:10

 
 <p>Wireless mesh networks are self organising and self healing
 networks that can be used to connect computers across small and large
 areas, depending on the radio technology used.  Normal wifi equipment
 can be used to create home made radio networks, and there are several
 successful examples like
 
 <p>Wireless mesh networks are self organising and self healing
 networks that can be used to connect computers across small and large
 areas, depending on the radio technology used.  Normal wifi equipment
 can be used to create home made radio networks, and there are several
 successful examples like

-<ahref="http://www.freifunk.net/">Freifunk</a> and
-<ahref="http://www.awmn.net/">Athens Wireless Metropolitan Network</a>
+<a href="http://www.freifunk.net/">Freifunk</a> and
+<a href="http://www.awmn.net/">Athens Wireless Metropolitan Network</a>

 (see
 (see

-<ahref="http://en.wikipedia.org/wiki/List_of_wireless_community_networks_by_region#Greece">wikipedia
-for a large list) around the globe.  A nice overview of the Kiel
-Freifunk community can be seen from their
-<ahref="http://freifunk.in-kiel.de/ffmap/nodes.html">dynamically
-updated node graph and map</a>, where one can see how the mesh notes
+<a href="http://en.wikipedia.org/wiki/List_of_wireless_community_networks_by_region#Greece">wikipedia
+for a large list</a>) around the globe.  To give you an idea how it
+work, check out the nice overview of the Kiel Freifunk community which
+can be seen from their
+<a href="http://freifunk.in-kiel.de/ffmap/nodes.html">dynamically
+updated node graph and map</a>, where one can see how the mesh nodes

 automatically handle routing and recover from nodes disappearing.
 There is also a small community mesh network group in Oslo, Norway,
 and that is the main topic of this blog post.</p>
 
 automatically handle routing and recover from nodes disappearing.
 There is also a small community mesh network group in Oslo, Norway,
 and that is the main topic of this blog post.</p>
 

-<p>I've wanted to check out mesh networks for a while now within the
-<ahref="http://www.nuug.no/">NUUG member organisation</a> community,
-but my recent involvement in
-<ahref="https://wiki.debian.org/FreedomBox">the Freedombox project</a>
-finally lead me to give it some priority, as I suspect a Freedombox
-should use mesh networks to connect neighbours and family when
-possible, given that most communication between people are between
-those nearby (as shown for example by research on Facebook
+<p>I've wanted to check out mesh networks for a while now, and hoped
+to do it as part of my involvement with the <a
+href="http://www.nuug.no/">NUUG member organisation</a> community, and
+my recent involvement in
+<a href="https://wiki.debian.org/FreedomBox">the Freedombox project</a>
+finally lead me to give mesh networks some priority, as I suspect a
+Freedombox should use mesh networks to connect neighbours and family
+when possible, given that most communication between people are
+between those nearby (as shown for example by research on Facebook

 communication patterns).  It also allow people to communicate without
 communication patterns).  It also allow people to communicate without

-a central hub to tap into to control and listen in on the private
-communication of citizens, which have become more and more important
-over the years.</p>
+any central hub to tap into for those that want to listen in on the
+private communication of citizens, which have become more and more
+important over the years.</p>

 
 <p>So far I have only been able to find one group of people in Oslo
 working on community mesh networks, over at the hack space
 
 <p>So far I have only been able to find one group of people in Oslo
 working on community mesh networks, over at the hack space

-<ahref="http://hackeriet.no/">Hackeriet</a> at Husmania.  They seem to
+<a href="http://hackeriet.no/">Hackeriet</a> at Husmania.  They seem to

 have started with some Freifunk based effort using OLSR, called
 have started with some Freifunk based effort using OLSR, called

-<ahref="http://oslo.freifunk.net/index.php?title=Main_Page">the Oslo
-Freifunk project</a>, but this effort seem to be dead and the people
+<a href="http://oslo.freifunk.net/index.php?title=Main_Page">the Oslo
+Freifunk project</a>, but that effort is now dead and the people

 behind it have moved on to a batman-adv based system called
 behind it have moved on to a batman-adv based system called

-<ahref="http://meshfx.org/trac">meshfx</a>.  Unfortunately the wiki
-site for the Oslo Freifunk project is no longer possible to update, so
-the project page can't be updated to point to the new project.  The
-people at Hackeriet have already invited people from the Freifunk
-community to Oslo to talk about mesh networks, and I came across this
-video where Hans Jørgen Lysglimt interview the speakers about their
-talk:</p>
+<a href="http://meshfx.org/trac">meshfx</a>.  Unfortunately the wiki
+site for the Oslo Freifunk project is no longer possible to update to
+reflect this fact, so the old project page can't be updated to point to
+the new project.  A while back, the people at Hackeriet invited people
+from the Freifunk community to Oslo to talk about mesh networks.  I
+came across this video where Hans Jørgen Lysglimt interview the
+speakers about this talk:</p>

 
 <p><iframe width="420" height="315" src="https://www.youtube.com/embed/N2Kd7CLkhSY" frameborder="0" allowfullscreen></iframe></p>
 
 
 <p><iframe width="420" height="315" src="https://www.youtube.com/embed/N2Kd7CLkhSY" frameborder="0" allowfullscreen></iframe></p>
 


@@ -55,8 +57,8 @@ figure out which one would be "best" for some definitions of best, but
 given that the community mesh group in Oslo is so small, I believe it
 is best to hook up with the existing one instead of trying to create a
 completely different setup, and thus this have decided to focus on
 given that the community mesh group in Oslo is so small, I believe it
 is best to hook up with the existing one instead of trying to create a
 completely different setup, and thus this have decided to focus on

-batman-adv for now.  It sure help to know that the very cool
-<ahref="http://www.servalproject.org/">Serval project in Australia</a>
+batman-adv for now.  It sure help me to  know that the very cool
+<a href="http://www.servalproject.org/">Serval project in Australia</a>

 is using batman-adv as their meshing technology when it create a self
 organizing and self healing telephony system for disaster areas and
 less industrialized communities.  Check out this cool video presenting
 is using batman-adv as their meshing technology when it create a self
 organizing and self healing telephony system for disaster areas and
 less industrialized communities.  Check out this cool video presenting


@@ -65,24 +67,24 @@ that project:
 <p><iframe width="560" height="315" src="https://www.youtube.com/embed/30qNfzJCQOA" frameborder="0" allowfullscreen></iframe></p>
 
 <p>According to the wikipedia page on
 <p><iframe width="560" height="315" src="https://www.youtube.com/embed/30qNfzJCQOA" frameborder="0" allowfullscreen></iframe></p>
 
 <p>According to the wikipedia page on

-<ahref="http://en.wikipedia.org/wiki/Wireless_mesh_network">Wireless
+<a href="http://en.wikipedia.org/wiki/Wireless_mesh_network">Wireless

 mesh network</a> there are around 70 competing schemes for routing
 packets across mesh networks, and OLSR, B.A.T.M.A.N. and
 B.A.T.M.A.N. advanced are protocols used by several free software
 based community mesh networks.</p>
 
 mesh network</a> there are around 70 competing schemes for routing
 packets across mesh networks, and OLSR, B.A.T.M.A.N. and
 B.A.T.M.A.N. advanced are protocols used by several free software
 based community mesh networks.</p>
 

-</p>The batman-adv is a bit special, as it provide layer 2 (as in
-ethernet ) routing, allowing ipv4 and ipv6 to work on the same
-network.  One way to think about it is that it provide a mesh vlan you
-can bridge to or handle like any other vlan on your computer.  The
-required drivers are already in the Linux kernel at least since Debian
-Wheezy, and it is fairly easy to set up.  A
-<ahref="http://www.open-mesh.org/projects/batman-adv/wiki/Quick-start-guide">good
+</p>The batman-adv protocol is a bit special, as it provide layer 2
+(as in ethernet ) routing, allowing ipv4 and ipv6 to work on the same
+network.  One way to think about it is that it provide a mesh based
+vlan you can bridge to or handle like any other vlan connected to your
+computer.  The required drivers are already in the Linux kernel at
+least since Debian Wheezy, and it is fairly easy to set up.  A
+<a href="http://www.open-mesh.org/projects/batman-adv/wiki/Quick-start-guide">good

 introduction</a> is available from the Open Mesh project.  These are
 the key settings needed to join the Oslo meshfx network:</p>
 
 <table>
 introduction</a> is available from the Open Mesh project.  These are
 the key settings needed to join the Oslo meshfx network:</p>
 
 <table>

-<tr><th>Setting</th></th>Value</th></tr>
+<tr><th>Setting</th><th>Value</th></tr>

 <tr><td>Protocol / kernel module</td><td>batman-adv</td></tr>
 <tr><td>ESSID</td><td>meshfx@hackeriet</td></tr>
 <td>Channel / Frequency</td><td>11 / 2462</td></tr>
 <tr><td>Protocol / kernel module</td><td>batman-adv</td></tr>
 <tr><td>ESSID</td><td>meshfx@hackeriet</td></tr>
 <td>Channel / Frequency</td><td>11 / 2462</td></tr>


@@ -90,9 +92,9 @@ the key settings needed to join the Oslo meshfx network:</p>
 </table>
 
 <p>The reason for setting ad-hoc wifi Cell ID is to work around bugs
 </table>
 
 <p>The reason for setting ad-hoc wifi Cell ID is to work around bugs

-in wifi card firmware and drivers.  (See a nice post from VillageTelco
-about
-"<ahref="http://tiebing.blogspot.no/2009/12/ad-hoc-cell-splitting-re-post-original.html">Information
+in firmware used in wifi card and wifi drivers.  (See a nice post from
+VillageTelco about
+"<a href="http://tiebing.blogspot.no/2009/12/ad-hoc-cell-splitting-re-post-original.html">Information

 about cell-id splitting, stuck beacons, and failed IBSS merges!</a>
 for details.)  When these settings are activated and you have some
 other mesh node nearby, your computer will be connected to the mesh
 about cell-id splitting, stuck beacons, and failed IBSS merges!</a>
 for details.)  When these settings are activated and you have some
 other mesh node nearby, your computer will be connected to the mesh


@@ -106,14 +108,14 @@ wifi access point with batman-adv these days, please let me know.</p>
 
 <p>If you find this project interesting and want to join, please join
 us on IRC, either channel
 
 <p>If you find this project interesting and want to join, please join
 us on IRC, either channel

-<ahref="irc://irc.freenode.net/#oslohackerspace">#oslohackerspace</a>
-or <ahref="irc://irc.freenode.net/#nuug">#nuug</a> on
+<a href="irc://irc.freenode.net/#oslohackerspace">#oslohackerspace</a>
+or <a href="irc://irc.freenode.net/#nuug">#nuug</a> on

 irc.freenode.net.</p>
 
 <p>While investigating mesh networks in Oslo, I came across an old
 research paper from the university of Stavanger and Telenor Research
 and Innovation called
 irc.freenode.net.</p>
 
 <p>While investigating mesh networks in Oslo, I came across an old
 research paper from the university of Stavanger and Telenor Research
 and Innovation called

-<ahref="http://folk.uio.no/paalee/publications/netrel-egeland-iswcs-2008.pdf">The
+<a href="http://folk.uio.no/paalee/publications/netrel-egeland-iswcs-2008.pdf">The

 reliability of wireless backhaul mesh networks</a> and elsewhere
 learned that Telenor have been experimenting with mesh networks at
 Grünerløkka in Oslo.  So mesh networks are also interesting for
 reliability of wireless backhaul mesh networks</a> and elsewhere
 learned that Telenor have been experimenting with mesh networks at
 Grünerløkka in Oslo.  So mesh networks are also interesting for