For a Windows XP and Windows Server 2003 version of this article, see What are the switch options for the Windows XP and the Windows Server 2003 Boot.ini files?
Microsoft Knowledge Base Article 833722 contains the following summary:
You can add many different switches to the Boot.ini file that will modify the way that Microsoft Windows 2000 starts. For additional information about the Boot.ini file, click the following article number to view the article in the Microsoft Knowledge Base:
102873 Boot.ini and ARC path naming conventions and usage