Add link to the website of Benedikt Nießen's book "Der eigene Server mit FreeBSD 9".

[wiki] / activities.mdwn

diff --git a/activities.mdwn b/activities.mdwn
index ba5134b..e69b02d 100644 (file)
--- a/activities.mdwn
+++ b/activities.mdwn
@@ -7,6 +7,17 @@ not listed here, we would also like to hear about it.
 
 ### Past events
 
+* [Chaos Communication Camp](http://events.ccc.de/camp/2011/),
+  August 10-14, 2011, in Finowfurt, Germany.
+  We are present in the [Milliways village](http://events.ccc.de/camp/2011/wiki/Milliways).
+* [FOSDEM](http://fosdem.org/2011/),
+  February 5 and 6, 2011, in Brussels, Belgium.
+  We were present as part of the devroom [New challenges in Virtualization](http://nciv2011.v2.cs.unibo.it/).
+* [FOSDEM](http://fosdem.org/2010/),
+  February 6, 2010, at 15:20 CET.
+  At this event, Guus Sliepen gave a lightning talk titled
+  ["tinc: the difficulties of a peer-to-peer VPN on the hostile Internet"](http://fosdem.org/2010/schedule/events/tinc).
+  You can look at the [slides](/presentations/fosdem-2010/tinc_fosdem2010_slides.pdf).
 * [Online tutorial](),
   November 8, 2003,
   on [irc.debian.org #tinc]() at 18:00 GMT.  
@@ -53,8 +64,11 @@ Articles we have published:
 * [Linux Magazine](http://www.linuxmag.nl/), year 1, issue 2:
   *"Virtual Private Networks met tinc"* (Dutch).
 
-References to tinc that can be found in other articles:
+References to tinc that can be found in other articles and books:
 
+* [Der eigene Server mit FreeBSD 9](http://serverzeit.de/das-buch/),
+  a book by Benedikt Nießen,
+  published in 2012 by dpunkt.verlag GmbH, ISBN: 978-3-89864-814-1.
 * [c't magazin](http://www.heise.de/ct/), 2009, issue 19:
   *"[Maschen-VPN](http://www.heise.de/ct/inhalt/2009/19/176/)"* (German).
   The full article can be read [online at heise.de](http://www.heise.de/netze/Dezentrales-VPN-mit-Tinc--/artikel/145795).