Managing Microsoft's Remote Installation Services: A Practical Guide

This chapter gives an overview of how the RIS process uses OSC files, the way they work, and how they can be modified to add more functionality to the RIS server. This chapter covers the steps needed to create additional OSC files and provides an overview of the possibility in OSC files. In this chapter, all reserved variables and the standard tags are also described. Last in this chapter is an overview of all error OSC files that exist on the RIS server.
Highlights:
Overview
Standard OSC file process
Custom OSC files
Supported OSCML tags
Reserve OSC variables
Common OSC errors files
When starting an RIS installation, the client begins by pressing F12. That starts the PXE boot process, and at the end of that process, the RIS server transfers the first CIW screen to the client computer. That screen is called welcome.osc and is a standard screen installed at the RIS server installation. All OSC files are located on the RIS server in the folder called: RemoteInstall\OSChooser\language\, where language is used if the OSC files are in multiple languages. Each language must exist in a language folder beneath the OSChooser folder. In a standard RIS installation, only the English language is installed.
After the Welcome screen, some standard screens follow. These screens are specified in the standard OSC section. If an RIS installation fails, then an error OSC file is displayed. The error OSC files are described in section 15.6. It's possible to customize...