18 Gateway ALR 8200 User’s GuideOperating systemsThe system is 100% Intel MP Specification V1.1 or V1.4, BIOS-selectablecompliant. The following operating systems support symmetricalmulti-processing (SMP):• Novell NetWare SMP 4.1 and 4.11• SCO UNIX 3.2.4.2• SCO UNIX ODT 3.0• SCO UNIX Open Server 5.X• UnixWare 2.01 and 2.1• Solaris® 2.1• IBM OS/2 SMP 3.0 Warp• Microsoft Windows NT™ Server 3.51 and 4.0• Microsoft Windows NT™ Workstation 3.51 and 4.0• Microsoft Windows NT™ Server 4.0 Enterprise• Microsoft Small Business Server (SBS)Because each operating system operates differently, it is best to referenceyour software documentation for specific instructions on what to do afterthe system boots.The following operating systems run on the system but do not support thesystem’s multiprocessing capabilities:• Microsoft Windows® 95• NeXTStep OS 3.3• Novell NetWare 3.1x and 4.xIf you are unsure whether or not your application supports SMP, contact theproduct manufacturer.Important!The Pentium® II processorin this system is designedto support 32-bit operatingsystems and applications.To ensure optimum systemperformance, use only32-bit programs on thesystem.Important!SCO UNIX versions 3.2.4.2and ODT 3.0 require bothMPX 3.X and APIC Driver1.X to support more thanone processor.