If a booter is used at the start of the boot process, the NFS server delivers the JavaOS image to the JavaStation computers.
Follow the instructions in the NFS Administration Guide to configure a server on the network as an NFS server.
This guide is available at http://docs.sun.com. From the main web page, click the following links in the order shown.
System Administration
Solaris 2.6 System Administrator Collection, Volume 1
Use dhtadm to set Rootpath to the directory on the NFS server where the JavaOS image is located.