History

Past service disruptions and maintenance events

28 February – 7 March 2011

No incidents

All systems operated normally during this period

21–28 February 2011

No incidents

All systems operated normally during this period

14–21 February 2011

No incidents

All systems operated normally during this period

7–14 February 2011

No incidents

All systems operated normally during this period

31 January – 7 February 2011

No incidents

All systems operated normally during this period