hi, we've been running a single box windows node for quite some time now. with AG 2.x we have turned our "back-up" node into a second node for a two box system now. both are windows XP. for full specs see http://research.dartmouth.edu/collab/accessgrid. -gurcharan ================================= Gurcharan S. Khanna Associate Director Research Computing Dartmouth College 603-646-1644 http://research.dartmouth.edu http://www.dartmouth.edu/~gkhanna --- Rolando.I.Torio@stls.frb.org wrote: Hi, Is there anyone running all windows OS in their node? Rolando Torio Federal Reserve Bank of St. Louis Research Division --- end of quote ---