Installing Mac OS X Lion Server can take a little while, based on your bandwidth. This is because you have to download and install Mac OS X Lion and then download and install Mac OS X Lion Server. Each can be a substantial download.
If you are installing a lot of systems, then you can use the techniques described in Chapter 10, where you use a local installer that you custom build for the purpose of installing multiple systems at once.
Installing Lion is one of the easiest things to do in Lion Server. It’s also the first thing you have to do. The best technique I can provide is for a clean installation, or a fresh installation on a new system. However, this doesn’t necessarily work very well for people with servers running operating systems previous to Lion (e.g., Snow Leopard) that would like to upgrade. For those systems, see the Lion Server: Upgrading and Migrating guide.
The first step to installing Lion for many is to create a Lion Recovery Disk. The Lion Recovery Disk is created using the Lion Recovery Disk Assistant, freely available at http://support.apple.com/kb/DL1433. When run, the Lion Recovery Disk Assistant takes a USB drive and turns it into a disk that can be used to install Lion over the Internet.
Once the Recovery Disk Assistant has been downloaded, open it and agree to the licensing agreement. Then the Recovery Disk Assistant will show all disks capable of being turned into a bootable installation ...