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I installed a 2nd Exchange Server in our environment, then moved all the mail Boxes to it. &nbsp;Now I want to remove the old exchange server, but when it is disconnected from the network, no useres can connect to the new exchange server. &nbsp;Once the old server is plugged back in, everything works fine &nbsp;Can some one point me in the right direction on how to make the 2nd exchange server become the main Exchange server? &nbsp;The problem is that the old server is becoming un-reliable.
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I installed a 2nd Exchange Server in our environment, then moved all the mail Boxes to it.  Now I want to remove the old exchange server, but when it is disconnected from the network, no useres can connect to the new exchange server.  Once the old server is plugged back in, everything works fine  Can some one point me in the right direction on how to make the 2nd exchange server become the main Exchange server?  The problem is that the old server is becoming un-reliable.

Moving First Exchange server to another server

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.

Exchange

Windows Server 2003 was based on Windows XP and was released in four editions: Web, Standard, Enterprise and Datacenter. It also had derivative versions for clusters, storage and Microsoft’s Small Business Server. Important upgrades included integrating Internet Information Services (IIS), improvements to Active Directory (AD) and Group Policy (GP), and the migration to Automated System Recovery (ASR).