Charts and statistics used by the Skype Journal consulting teams to explain and describe Skype's network.

1. Skype Journal Briefing Book Tuesday, May 26, 2009

4. Percentage of all nodes, and supernodes active at any time. May 26, 2009 Skype Journal

5. Geographic distribution of supernodes as observed over the duration of our trace. May 26, 2009 Skype Journal

6. Fraction of supernodes joining or departing the network over the duration of our trace. May 26, 2009 Skype Journal

7. Log­log plot of the complimentary CDF of supernode session times. May 26, 2009 Skype Journal

8. Semi­log plot of CDF of bandwidth used by our supernode. May 26, 2009 Skype Journal

9. May 26, 2009 Skype Journal

10. Semi­log plot of CCDF of inter­arrival time of relayed VoIP and file­transfer sessions May 26, 2009 Skype Journal

11. Semi­log plot of CDF of Skype VoIP conversation durations. May 26, 2009 Skype Journal

12. Semi­log plot of CDF of file­transfer sizes May 26, 2009 Skype Journal

14. What do you think of Skype’s quality? May 26, 2009 Skype Journal

15. Which of the following are the three (3) most important applications of web conferencing in your organization? May 26, 2009 Skype Journal

17. May 26, 2009 Skype Journal