future

• Japan, September
• EuroBSDcon, Karlsruhe, Germany, Oct 8 - 10

past

2010

• Karlsruhe, Germany, Aug 16 - 17
  classic business trip.
• Edmonton and Vancouver Island, Canada, Jun 11 - Jul 3
  
• BSDCan, Ottawa, Canada, May 11 - 16
  
• Melbourne and Tasmania, Australia, Jan 6 - 29
  and a stop in Singapore on the way

2009

• Chaos Communications Congress, Berlin, Dec 27 - 29 (?)
  
• h2k9, Coimbra, Portugal, Nov 20 - 27
  
• EuroBSDcon, Cambridge, UK, Sep 19 - 20
  
• f2k9, Stockholm, Sweden, Aug 7 - 14
  
• KCA2009, Brisbane, Australia, Jul 14 - 18 - cancelled
  I missed the flight :(
• work at customer site, Copenhagen, Denmark, May 26 - 27
  
• c2k9, Edmonton, Canada, May 28 - June 12
  some pictures exist.
• Israel, May 8 - 16
  Vacation. Tel Aviv, Jerusalem, Dead Sea. some pictures exist.
• FOSS Aalborg, Aalborg, Denmark, Mar 23 - 25
  
• DCBSDcon, Washington D. C., Feb 4 - 9
  some pictures exist.
• n2k9 hackathon, Basel, Switzerland, Jan 26 - 31
  some pictures exist.

2008

• n2k8 hackathon + hike afterwards, Ito/Tokyo, Japan, May 2 - 16
  fantastic experience. some pictures exist.
• West Coast Trail hike, Vancouver Island, Canada, June 16 - 25
  Lovely. Pictures exist.
• c2k8 hackathon, Edmonton, Canada, June 5 - 15
  
• Slackathon, Stockholm, Sweden, Sep 10 - 14
  
• Chaos Communications Congress, Berlin, Dec 27 - 29
  

2007

• work at customer site, Amsterdam, Netherlands, May 20 - 22
  
• Confidence 2007, Krakow, Poland, May 10 - 14
  Beautiful city, very nice people, great conference - recommended!
  adventurous flight via Gdansk and Warsaw.
• Vacation, Sardegna, Italy, April 23 - May 1
  Lovely place. Hiked around.
• DE-CIX 5th Technical Meeting, April 18 - 19, Schloss Kransberg, near Frankfurt, Germany.
  Again, lots of fun. Wonderful place, wonderful people, I'll be back. Went by train.
• work at a customer site, munich, Feb 1
  nothing exciting, straight flight to munich

2006

• hack.lu 2006, Oct 18 - 21, Kirchberg, Luxembourg
  Flew to Luxembourg via Frankfurt.
• c2k6 etc, May 24 - Jun 11, Calgary / Vancouver, Canada
  Flew to Vancouver (Condor sucks!) meeting Ryan. Drove to Calgary a few days later. Hackathon from the 26th to the 2nd, including a day hike (pictures).
  Drove towards Vancouver evening of 2nd, camped in the Revelstoke area, then back to Vancouver on the 3rd.
  Hike in the Garibaldi Lake area from Jun 4 - 6 (pictures). Hanging out in Vancouver for a few more days, some pictures from going to Lynn Canyon Park and doing the Grouse Grind exist. Flight back June 10 - 11.
• Work in our Amsterdam Location, May 5 - 6, Amsterdam, Netherlands
  Moved our Amsterdam equipment to our new Amsterdam location at SARA and installed some new stuff. Stayed at Camiel's place, Dinner with camiel, kettenis and otto. Enjoying the sun on the 6th, since no more work to be done.
  Flew to Amsterdam on Lufthansa.
• 4th DE-CIX technical workshop, Apr 5, Frankfurt, Germany
  Trains don't run on time, of course.
• Linuxforum 2006, Mar 2 - 6, Copenhagen, Denmark
  Gave a revision of my BGPD talk (slides), it was a lot of fun. Copenhabgen is nice.
  Wim picked Jesse and me up in Hamburg and we drove up by car.
• Meeting at DE-CIX, Feb 24, Frankfurt, Germany
  Wasted too much time in stupid trains
• nanog36, Feb 12 - 15, Dallas, USA
  Talked two times, in the main track (350 people in the audience), and at the Tools BOF (less people, lotsa fun).
  Some pics of the "amazing" city of dallas exist.
  Flew Lufthansa. Trip funded by DE-CIX.

2005

• 22c3, Dec 27 - 30, Berlin, Germany
  
• EuroBSDcon, Nov 24 - 28, Basel, Switzerland
  Astroundlingly good conference, lots of fun, and a very nice city. Flew to Easyjet to Basel, Wim & Marc picked me up.
• OpenCON, Nov 4 - 7, Venice, Italy
  Totally insane cool. Flew HLX to Venice, Fabio picked me up and we travelled on by car and later boat (of course!)
• DE-CIX 3rd Technical Meeting, Sep 15 - 17, Schloss Kransberg, near Frankfurt, Germany.
  Again, lots of fun. Wonderful place, wonderful people, I'll be back. I hope.
• What The Hack July 28 - 31
  It was fun. pics all over the 'net, I didn't take any. Went by car.
• Vancouver, Canada, Jun 4 - 15
  Stayed at Ryan's place. Quite some OpenBSD work, enjoying nightlife and a Hike near Powell River. Very cool.
• Calgary, Canada, Jun 1 - 3
  Hanging out at Pval's place, cathing up on email and sleep, and a wonderful Plaid Tongued Devils concert.
• Hike to Turbine Canyon and Three Isle Lake, Kananaskis, Canada, May 30 - Jun 1
  Ryan, Theo, Uwe, Pval, Reyk, Jsg, Martin, Claudio and me hiking through the snow to Turbine Canyon; Ryan, Pval and me to Three Isle Lake afterwards.
• c2k5 Hackathon, Calgary, Canada, May 19 - 29
  Day hike to the Lake Louise area, 2 groups of 5 each doing hard hikes, plenty of people on an easy hike to Mirror Lake. Theo, Ryan, Uwe, Reyk and me went up to Mount St. Piran, more than 900m elevation gain. Over 60 developers in attendance of the Hackathon.
• Vancouver and Tofino (Pacific coast on Vancouver Island), then driving to Calgary, Canada, May 15 - 19
  Matt, Ryan, Reyk,Fernando and me exploring the beautiful Tofino area before driving to Calgary for Theo's birthday and the OpenBSD hackathon.
  We flew Air Canada from Ottawa.
• BSDCan 05, Ottawa, Canada, May 12 - 15
  Spoke on OpenBGPD
  Bob, Matt, Ryan, Reyk, Fernando and me had a lot of fun there.
  Drove from Montreal.
• Montreal, Canada, May 7 - 12
  Hanging out at Matt's place with Ryan, hacking OpenBSD stuff and enjoying Montreal (including nightlife, of course!)
  Flew Lufthansa to Frankfurt and Air Canada to Montreal.
• RIPE 50, Stockholm, Sweden, May 2 - 4
  Spoke on OpenBGPD, over 300 attendees, very successful.
  Flew Lufthansa to Stockholm, Scandinavian back to Hamburg.
• DE-CIX technical meeting, Schloss Kransberg, near Frankfurt, April 14-16
  About 60 operators from the ISPs peering at DE-CIX were there. I spoke on OpenBGPD of course, very very successful. The old Castle where this took place is really great, and the people living there are just so cool. We had a lot of fun.
  By Car.

• UKUUG LISA/winter conference, Birmingham, Feb 24 - 25
  Spoke on OpenBGPD, OpenNTPD and signal handlers. It was very nice, despite beeing in England ;) Flew BA to Birmingham Thu morning, directly over to Brussels Fri evening on SN Brussels Airlines.

• FOSDEM, Brussels, Feb 26/27
  As usual attending FOSDEM, spoke on OpenNTPD and Signal Handlers. Stayed at Wim's in Ghent 'til Mar 1, then flew Aer Lingus over to Dublin with Theo.

• Dublin, Ireland, Mar 1 - 6
  Spoke at UCD on OpenBGPD, with Theo on Exploit Mitigation and Ryan on pf and network stack randomness. About 200 dudes attending, it was very very good. The Guinness is very good at the source as well :) We did a little hike on Saturday, pictures exist. Flew Aer Lingus to London and Lufthansa to Hamburg on the 6th.

• Customer, Witten, Jan 7/8
  Working at a customer site. Train from/to Dortmund, public transport from there.

2004

• 21c3, "The Usual Suspects", Berlin, Germany, December 27 - 29
  gave a talk (slides), won the hacktivities again (yay!), it was a lot of fun. Opposed to last year I took the train instead of driving, that was a wise decision, especially with the new railroad tracks beeing in place now - only 90 minutes, no way to be as fast by car.

• Customer, near Munich, Dec 14 - 15
  Work at a customer site. Fun with flight delays (1.5 hrs to munich, 2.5 on the way back, Lufthansa)

• OpenCON 2004, Venice, Italy, Dec 10 - 12
  Flew Lufthansa to Munich and Air Dolomiti to Venice, I gave 3 talks (slides), very very nice athmosphere and a lot of fun. Flight back on Lufthansa via Frankfurt.

• EuroBSDcon 2004, Karlsruhe, Germany, Oct 29 - 31
  Drove to Karlsruhe, gave a talk (slides)

• Calgary, Canada, Sep 13 - 27
  Doing the OpenBSD 3.6 release. Stayed at Theo's, Mickey was also there.
  release work was really hard this time due to last minute issues. A lot of fun in between and after we got it out of the door tho... including gigantic mountain bike rides and very cool hikes
  pics
  Flew Lufthansa/Air Canada via Frankfurt.

• Sucon 04, Zürich, Switzerland, Sep 2 - 4
  Flew Lufthansa to Zürich; very very nice and well organized conference. Gave two talks (slides), and enjoyed Zürich a lot... what a city! Well, see yourself :)

• Vancouver/Sechelt/Calgary/Montreal, Canada, Jun 16 - Jul 7
  Flew to Vancouver, meeting Ryan and spending a few days in Sechelt, then driving to Calgary (a 14 hours drive). OpenBSD hackathon there, staying at the Hyatt Hotel for the hackathon duration. Move over to Theo's afterwards, stayed longer for some more hacking, beer, and a few gigantic mountain bike rides. Pictures from the Turbine Canyon hike, c2k4 hackathon, and a few from afterwards. Flew to Montreal on the way back, spending a night a jfb's and having a nice day with the montreal gang (jfb, vincent, matt, plus brad came over from toronto and pval from calgary) - unfortunately there are pictures of that.

• Edmonton/Calgary/Vancouver/Sechelt, Canada, Apr 5 - 29
  Flew to Edmonton, staying at Bob's. Doing the OpenBSD 3.5 release work. Over to Calgary for a few days as well. Driving from Edmonton to Vancouver later in Bob's truck, with only one disaster on the way :) that bob managed to fix within half an hour. Attended CanSecWest/core 04 in Vancouver, went on to the pf2k4 hackatathon at Ryan's cabin in the woods in Sechelt afterwards. Flew back from Vancouver afterwards, with Markus.

• FOSDEM, Brussels, Belgium, Feb 20 - 22
  Gave a talk (slides), lot of fun. Staying at Wim's in Ghent.

• Customer, Frankfurt, Germany, Feb 19
  With Gregor by train, installing the dialin routers.

• Customer, Frankfurt, Germany, Feb 11
  Driving with Gregor and a (rented) car full of equipment to be installed at the data center.

2003

really really really incomplete...

• 20c3, Berlin, Dec 27 - 29
  Won the hacktivities :)

• Calgary/Edmonton, Canada, September 2003
  Stayed at Theo's in Calgary and Bob's in Edmonton. Doing the OpenBSD 3.4 release work. Very cool hike, Skyline Trail (pics), and very cool mountain bike rides.

• CCC Summercamp, Berlin, August 2003
  Gigantic party... what an event. There are enough pics on the 'net.

• Calgary, Canada, May 2003
  c2k3 hackathon. Unfortunately there are some pics.

2002

really really really incomplete...

• Calgary, Canada, June 2002
  c2k2 hackathon - my first Canada trip. That's where it all begun...