(19)

(11)

EP 1 092 202 A1

(12)

(43) Date of publication: 18.04.2001 Bulletin 2001/16 (21) Application number: 99905145.1 (22) Date of filing: 11.02.1999

(51) International Patent Classification (IPC)7: G06F 17/60 (86) International application number: PCT/IL9900/090 (87) International publication number: WO 0000/912 (06.01.2000 Gazette 2000/01)

(84) Designated Contracting States: DE FR GB IE IT (30) Priority: 26.06.1998 US 90710 P (71) Applicant: Vocaltec Communications Ltd 46733 Herzlia (IL)	(72) Inventors: BLACKNELL, Paul Winfield Farnham,Surrey GU9 8BQ (GB) DENARO, Daniel Peter Rotherwick,Hampshire RG27 9BP (GB) (74) Representative: Freed, Arthur Woolf et al Reginald W. Barker & Co.,Clifford's Inn,Fetter Lane London EC4A 1BZ London EC4A 1BZ (GB)