Support Information:
Device Type: Network Adapter
Manufacturer: SCSI
Model: AAA-131U2
Interface: SCSI
Operating System: Windows NT 4.0
Age of Device: Not specified
FCCID:

Find it on DriverGuide (http://members.driverguide.com/index.php?action=srch&sm=b&aax=&qa6=&qa5=12&qa7=1601&dp=3&qm0=AAA-131U2&jmd=and&fzz=d) | Find it with Google (http://www.google.com/search?hl=en&lr=&ie=UTF-8&oe=UTF-8&q=SCSI+Network+Adapter+SCSI+AAA-131U2+Windows+NT+4.0+)

The AAA-131U2 has nothing to do with NETWORK. It's a scsi controller card.

http://www.adaptec.com/en-US/support/_eol/aaa_raid/AAA-131U2/