Windows 2000 build 1426

Windows 2000 build 1426.1 is the earliest known build of Windows 2000, which is briefly mentioned in the file  on the 2nd CD for the Beta 3 of the Windows 2000 Evaluation and Deployment Kit. 5) You must have NT 4.0(SP2) or NT 5.0 build 1426 or later on both nodes