Hessam, Follow: For Ubuntu Linux users with Intel 536 and 537 chipsets the are driver installation packages available: http://ubuntuforums.org/showthread.php?t=471503 https://help.ubuntu.com/community/DialupModemHowto/Intel536EP But since 2006, Intel appears to have ceased updates for Linux. For the INTEL537 and INTEL536 chipset modems, the most current support is provided at: http://linmodems.technion.ac.il/packages/intel/Philippe.Vouters/ But regular support is not available, see: http://archives.linmodems.org/24939 : The outdated official Intel support packages can be accessed through: http://developer.intel.com/design/modems/support/drivers.htm Read Intel.txt and Modem/YourSystem.txt for follow through guidance. Writing Intel.txt MarvS On Fri, May 23, 2008 at 2:38 AM, hessam <hessam.ku@xxxxxxxxx> wrote: > tanks >