(19)
(11) EP 1 201 068 A2

(12)

(88) Date of publication A3:
26.07.2001

(43) Date of publication:
02.05.2002 Bulletin 2002/18

(21) Application number: 00947387.7

(22) Date of filing: 14.07.2000
(51) International Patent Classification (IPC)7: H04L 29/06
(86) International application number:
PCT/US0019/280
(87) International publication number:
WO 0106/734 (25.01.2001 Gazette 2001/04)
(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: 16.07.1999 US 354659

(71) Applicant: 3Com Corporation
Rolling Meadows, IL 60008 (US)

(72) Inventors:
  • XU, Yingchun
    Buffalo Grove, IL 60089 (US)
  • PEIRCE, Kenneth, L.
    Folsom, CA 95630 (US)
  • HARPER, Matthew
    Arlington Heights, IL 60004 (US)
  • MORTSOLF, Timothy, G.
    Lisle, IL 60532 (US)

(74) Representative: Butler, Michael John 
Frank B. Dehn & Co.,European Patent Attorneys,179 Queen Victoria Street
London EC4V 4EL
London EC4V 4EL (GB)

   


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