Gautam, It will work either ways. But, best way would to just install the new cluster environment and get both systems working. It's a lot easier just to unplug the mew setup and have the old W2K setup running..then being short changed then doing both the upgrade and W2K at the same time. Shawn. -----Original Message----- From: Gautam [mailto:jkakkar@xxxxxxxxx] Sent: Thursday, November 04, 2004 2:25 AM To: [ExchangeList] Subject: [exchangelist] Migration From Win2k to Win2k3 http://www.MSExchange.org/ Hi , We have a live setup of about 6000 users running on Windows 2000 Adv Server with Windows 2000 Enterprise Exchange. I want to know that if I install a new windows 2k3 enterprise server and a win2k3 enterprise exchange on a cluster enviornment, will it replicate with my existing setup of win2k.or i need to upgrade my existing setup before going in for win2k3. Also please let me know what steps should i take to move my exchange and dc on the new setup. Urgent help is required. Regards, Gautam ------------------------------------------------------ List Archives: http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Exchange Newsletters: http://www.msexchange.org/pages/newsletter.asp Exchange FAQ: http://www.msexchange.org/pages/larticle.asp?type=FAQ ------------------------------------------------------ Other Internet Software Marketing Sites: World of Windows Networking: http://www.windowsnetworking.com Leading Network Software Directory: http://www.serverfiles.com No.1 ISA Server Resource Site: http://www.isaserver.org Windows Security Resource Site: http://www.windowsecurity.com/ Network Security Library: http://www.secinf.net/ Windows 2000/NT Fax Solutions: http://www.ntfaxfaq.com ------------------------------------------------------ You are currently subscribed to this MSEXchange.org Discussion List as: smoua@xxxxxxxxxxxxxxx To unsubscribe visit http://www.webelists.com/cgi/lyris.pl?enter=exchangelist Report abuse to listadmin@xxxxxxxxxxxxxx