(19)

(11)

EP 2 095 660 A2

(12)

(88) Date of publication A3: 07.08.2008 (43) Date of publication: 02.09.2009 Bulletin 2009/36 (21) Application number: 07848208.0 (22) Date of filing: 11.12.2007

(51) International Patent Classification (IPC):  H04Q 7/38(0000.00) H04L 12/56(2006.01) (86) International application number: PCT/FI2007/050677 (87) International publication number: WO 2008/071846 (19.06.2008 Gazette 2008/25)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 15.12.2006 FI 20065809 (71) Applicant: Elisa Oyj 00520 Helsinki (FI)	(72) Inventors: ISOTALO, Lauri 00830 Helsinki (FI) PENTTILÄ, Matti Samuli 03100 Nummela (FI) (74) Representative: Kalliola, Sanna Marketta et al Espatent Oy Kaivokatu 10 A 00100 Helsinki 00100 Helsinki (FI)