The following Knowledge Articles are available on support.ca.com:
Knowledge Article ID: TEC480442
Title: What is Multi-Tenancy?
The direct link to this article on support.ca.com is:
https://comm.support.ca.com/?legacyid=TEC480442
Knowledge Article ID: TEC498970
Title: What are the steps to configure multi tenancy, tenant access, tenant, tenant group and tenant administrator
The direct link to this article on support.ca.com:
https://comm.support.ca.com/?legacyid=TEC498970
In-depth background is available in the following "Green Book" that is available on support.ca.com:
Incident and Problem Management v1.3
Publication date 05/24/2010
This Green Book provides best practices for implementing CA products to support incident management, problem management and service desk processes. It is designed to provide process, technical and architectural advice on key topics such as support models, use of common fields, integration using web services, self-service, knowledge management, reporting, security, and architecture.
The direct link to the English PDF version of this green book is:
https://support.ca.com/phpdocs/7/common/greenbooks/Incident_and_Problem_Management_Green_Book_ENU.pdf
See Chapter 14: Architectural Choices, the section titled "Multitenancy". This section discusses how and what to do in order to run CA Unicenter Service Desk with multitenancy capabilities. It includes diagrams and screenshots.