Summary

Chapter 15: Advanced Networks 29Figure 15-10 Exchange Server Installation ScreenThe Active Directory database is organized in a pattern called a schema. One server runningWindows 2003 is designated as the schema master. This is the only server that can changehow the Active Directory user database is organized. When the network administrator needsto modify the Active Directory structure, the change is made on the schema master. ActiveDirectory then automatically copies the update to the rest of the authentication servers.You should test the environment before you install Exchange. To prevent the installationfrom affecting the daily operation of your network, set up the services required, and installExchange on a dedicated set of servers away from the main network. Keep the installationof Exchange separate from your production network until you are sure that it is functioningproperly.You are ready to install the mail server when all the qualifications of your network are inplace. You have to add Internet Information Services (IIS) using the Add/Remove WindowsComponents wizard before initiating the installation of the Exchange server. IIS is a serverthat has programs used to build and administer website services. After IIS has beeninstalled, Exchange can be installed. Insert the installation CD and begin the New Exchangeinstallation wizard.The installation wizard takes you through a series of steps to verify that Exchange is readyto be installed. The wizard checks to make sure that IIS is installed, the domain servers arerunning properly, and the Windows support tools are installed. The setup program notifiesyou of any problems with the installation environment. Restart the setup program from thebeginning after fixing any issues.