Latitude C800 was shipped with the following Operating Systems from the factory:
Your computer is shipped with '3Com 3C905B' Integrated Network Card. You can try downloading the driver from the link: http://dell.to/WjT6DN
In case this driver does not work, you can check for the Windows XP SP3 drivers for the same on the manufacturer’s website.
Please reply for further clarifications.
Thanks and regards,
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