(19)

(11)

EP 1 031 249 A2

(12)

(88) Date of publication A3: 15.07.1999 (43) Date of publication: 30.08.2000 Bulletin 2000/35 (21) Application number: 98952773.4 (22) Date of filing: 04.11.1998

(51) International Patent Classification (IPC)7: H04Q 7/34 (86) International application number: PCT/FI9800/858 (87) International publication number: WO 9923/848 (14.05.1999 Gazette 1999/19)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 04.11.1997 FI 974134 (71) Applicant: Nokia Networks Oy 02150 Espoo (FI)	(72) Inventor: SUONVIERI, Jukka FIN-33610 Tampere (FI) (74) Representative: Savela, Antti-Jussi et al Patent Agency Compatent Ltd.Pitkänsillanranta 3 B 00530 Helsinki 00530 Helsinki (FI)