Installing Exchange Server 2013
People who install Exchange Server 2013 fall into two camps. The first camp—and probably most fall into this one—contains people who simply run the Setup program with no command-line options and choose the default roles. The second camp consists of those who want to install specific Exchange Server roles on different servers or make custom configurations to the default settings at the time of installation and who may need the command-line options to successfully install those servers.
Regardless of which camp you fall into, getting the prerequisites out of the way first will ensure a smooth installation. Further, knowing your setup options will help to make sure you get everything right the first time. ...