Support Information:
Device Type: Network Adapter
Manufacturer: Dell Computer
Model: 1KCLD21
Interface: Parallel Port
Operating System: Windows XP Professional
Age of Device: < 2 years old
FCCID:

Find it on DriverGuide (http://members.driverguide.com/index.php?action=srch&sm=b&aax=&qa6=294&qa5=12&qa7=1500&dp=2&qm0=1KCLD21&jmd=and&fzz=d) | Find it with Google (http://www.google.com/search?hl=en&lr=&ie=UTF-8&oe=UTF-8&q=Dell+Computer+Network+Adapter++1KCLD21+Windows+X P+Professional+) | Research manufacturer Dell Computer (http://members.driverguide.com/index.php?action=getinfo&companyid=294)

Your device/hardware description leaves much to be desired. With the lack of information provided, all I can suggest is to visit the Dell website for support.