Microsoft Exchange Server 2013: Mailbox and High Availability

Role groups

Roles can be assigned on an individual basis or on a group basis. Although roles provide the granularity necessary to break down all the tasks a typical Exchange administrator performs, it would be far too complex to assign tasks through individual roles. Role groups provide a convenient method to gather the roles necessary to perform higher-level tasks such as Mailbox Search and avoid the need to assign the 11 roles that would otherwise be required. It’s much easier to manage the assignment of a single role group than it is to manage individual role assignments, and it’s less likely that administrators will make mistakes and create security problems when they manage RBAC through role groups.

Users are assigned roles by making them ...