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Designing Storage for Exchange 2007 SP1 by Juergen Hasslauer, Pierre Bijaoui

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Chapter 8. Backup

Planning the Exchange backup strategy and designing the backup infrastructure is a very important task in an Exchange deployment. You need to keep your recovery-related Service Level Agreements (SLAs) in mind when you make your decisions about the number of mailboxes hosted on a single server, or the maximum mailbox size. You may be tempted to host 5000 mailboxes with a 2 GB mailbox quota on a single server. Are you sure that you can back up the server within the backup window and recover your databases according to the SLAs?

Important Terms

Let's start with the definition of two important terms shown in Figure 8-1.

Figure 8-1. RPO/RTO

The Recovery Time Objective (RTO) is the maximum time that your users accept being without ...

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