Decides to extend until 17 February 2013 the mandate of the Panel of Experts, originally appointed pursuant to resolution 1591 (2005) and previously extended by resolutions 1651 (2005), 1665 (2006), 1713 (2006), 1779 (2007), 1841 (2008), and 1891 (2009), 1945 (2010), and 1982 (2011) and requests the Secretary-General to take the necessary administrative measures, including basing arrangements, as expeditiously as possible;