How to prepare a virtual hard disk (VHD) to be used with a Virtual Machine Role.  How to install a Virtual Machine Role and make it available to tenants.   How to provision a new virtual machine from a Virtual Machine Role. Time requirements The procedures in this document require approximately 90 minutes for a new user to complete. This estimate assumes that the testing environment is already configured. Walkthrough steps Prerequisites           Prerequisites The only prerequisite for this walkthrough is to have an operational version of System Center 2012 R2. Step 1: Extract and inspect the Virtual Machine Role packages To extract the packages that make up the Virtual Machine Role and then inspect their contents. The files in the packages are written in JavaScript Object Notation (JSON) which provides an open, text-based format for data exchange. It is similar to XML in that it is and platform-independent, but it is less verbose. Hosting providers can either obtain Virtual Machine Roles from external parties or create their own to provide customized offerings to their tenants. To extract the Virtual Machine Role packages 1. Open the Gallery Items folder. 2. Create a new subfolder with the name Gallery Items Unpacked.
 How to prepare a virtual hard disk (VHD) to be used with a Virtual Machine Role.  How to install a Virtual Machine Role and make it available to tenants.  How to provision a new virtual machine from a Virtual Machine Role. Time requirements The procedures in this document require approximately 90 minutes for a new user to complete. This estimate assumes that the testing environment is already configured. Walkthrough steps  Prerequisites          Prerequisites The only prerequisite for this walkthrough is to have an operational version of System Center 2012 R2. Step 1: Extract and inspect the Virtual Machine Role packages To extract the packages that make up the Virtual Machine Role and then inspect their contents. The files in the packages are written in JavaScript Object Notation (JSON) which provides an open, text-based format for data exchange. It is similar to XML in that it is and platform-independent, but it is less verbose. Hosting providers can either obtain Virtual Machine Roles from external parties or create their own to provide customized offerings to their tenants. To extract the Virtual Machine Role packages 1. Open the Gallery Items folder. 2. Create a new subfolder with the name Gallery Items Unpacked.
SC2012R2_EvaluationGuide.docx