My environment is: dual AMD 1900+ cpu, 1 Gig RAM, Tyan Thunder K7 motherboard, 3com Gig etherlink card, 3 adaptec ultra160 SCSI cards (model 31960), 3 Exabyte VXA-1 autoloader 1X15 tape libraries with 2 tape drives in each, and 1 adaptec AhA-2940U2W ultra SCSI card connected to Qualstar 4220 tape library...