(19)

(11)

EP 2 030 377 A2

(12)

(88) Date of publication A3: 15.01.2009 (43) Date of publication: 04.03.2009 Bulletin 2009/10 (21) Application number: 07845210.9 (22) Date of filing: 16.06.2007

(51) International Patent Classification (IPC):  H04L 12/50(2006.01) (86) International application number: PCT/US2007/071414 (87) International publication number: WO 2007/149794 (27.12.2007 Gazette 2007/52)

(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 Designated Extension States: AL BA HR MK RS (30) Priority: 16.06.2006 US 424639 16.06.2006 US 424664 16.06.2006 US 424614 (71) Applicant: AT&T Mobility II LLC Atlanta, GA 30342 (US)	(72) Inventor: LOYET, Lowell L. Woodinville, WA 98077 (US) (74) Representative: Asquith, Julian Peter  Marks & Clerk 4220 Nash Court Oxford Business Park South Oxford Oxfordshire OX4 2RU Oxford Business Park South Oxford Oxfordshire OX4 2RU (GB)