Hi, I would like to install Exchange Server 2003 R2 Enterprise edition,Kindly let me know the prerequisites for installing Exch 2007 on Windows Server 2003 R2 Enterprise 64 bit editionand kindly let me know the step by step procedure and also i would like to know the software and Hardware requirements of the machine and also how will i check the prerequisites manually?Regards,Sudhir

Sudhir,You can try this http://searchexchange.techtarget.com/generic/0,295582,sid43_gci1229129,00.htmlThis has got step by step.Also you can have a look at this http://msexchangeteam.com/archive/2006/07/24/428424.aspxRaj

More information from Microsoft Technet: Exchange 2007 System Requirements http://technet.microsoft.com/en-us/library/aa996719(EXCHG.80).aspx How to Prepare Active Directory and Domainshttp://technet.microsoft.com/en-us/library/bb125224(EXCHG.80).aspx How to Perform a Typical Installation Using Exchange Server 2007 Setup http://technet.microsoft.com/en-us/library/bb123694(EXCHG.80).aspx Frank Wang

Sudhir,Can you please put your query one by one in bullets. That will be easy for us to understand the issue or issues that you have. In my first , the URL that i have given has the pre requsites for the exchange 2007.Also have a look into the URL's supplied by Frank. They are all step by step kind of solution. Raj