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Microsoft® Lync® Server 2013 Unleashed Second Edition by Randy Wintle, Alex Lewis, David Ross, Tom Pacyk

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Disaster Recovery Options in Lync Server 2013

Lync Server 2013 has come a long way in providing disaster recovery options in a simplified manner. In Lync Server 2010, there were three options for disaster recovery:

Backup Registrar—Backup registrar functionality was introduced in Lync Server 2010. This feature allowed pools to be configured as a backup for the registrar service only. In the event of a pool failure, users would register against the backup pool in limited functionality mode, essentially enabling users to make and receive calls. This was critical in providing the level of availability required for Enterprise Voice.

Metropolitan Site Resiliency—This solution split pools between two physical servers. Geographically dispersed clusters ...

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