Huawei 1556 not recognized not able to open internet brower but able to download from Software Center

Binary package hint: udev

Machine is not recognizing Huawei 1556 mobile broadband. It was added on the Network manager but not able to connect to internet. not able to navegate using Mozila or any other browser
However it is able to download some files from Software Center. Ubuntu 10.4

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: udev 151-12
ProcVersionSignature: Ubuntu 2.6.32-21.32-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-21-generic i686
Architecture: i386
CustomUdevRuleFiles: 10-Huawei-Datacard.rules
Date: Mon Aug 30 12:50:51 2010
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
MachineType: Hewlett-Packard HP Compaq 2510p Notebook PC
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-21-generic root=UUID=6efdfe2f-b54e-4384-b7c4-2e25dfdae02d ro quiet splash
ProcEnviron:
 LANGUAGE=en
 LANG=es_CR.UTF-8
 SHELL=/bin/bash
SourcePackage: udev
dmi.bios.date: 06/18/2008
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: 68MSP Ver. F.0C
dmi.board.name: 30C9
dmi.board.vendor: Hewlett-Packard
dmi.board.version: KBC Version 75.28
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias: dmi:bvnHewlett-Packard:bvr68MSPVer.F.0C:bd06/18/2008:svnHewlett-Packard:pnHPCompaq2510pNotebookPC:pvrF.0C:rvnHewlett-Packard:rn30C9:rvrKBCVersion75.28:cvnHewlett-Packard:ct10:cvr:
dmi.product.name: HP Compaq 2510p Notebook PC
dmi.product.version: F.0C
dmi.sys.vendor: Hewlett-Packard