On Tue, 12 Oct 2004 16:53:40 -0400, Mulnick, Al <al.mulnick@xxxxxxxxxx> wrote: > http://www.MSExchange.org/ > > Perfmon would be my tool of choice. Do you have specifics of what you want? > Particular versions of clients? Only active clients? Active clients to calculate peak, average, and min. amount of users connected to Exchange through Outlook. All clients are running Outlook 2003. Thanks, ...D