Microsoft® Exchange Server 2010: Best Practices

Planning Client Access to Exchange

When planning Client Access Server architectures, you need to consider several points. Figure 4-14 shows the components—the physical architecture, the certificates and namespaces, and site resiliency requirements—that define a design.

Figure 4-14. Client Access Server planning

What is namespace planning? As you will see, the term namespace can be applied to many different things. Recall that Chapter 3 had some discussions on namespace planning for Active Directory and Client Access. The options discussed were consolidated datacenter, single namespace with proxy site, single namespace with multiple sites, regional, ...