SBM powered by Microsoft Lync Administrator's Guide 2010-11

A-26
Ready the Data Center for an SBM Deployment
Add the Survivable Branch to the Lync Server Topology
11. Select the Front End pool at the central site that will provide services such
as presence to the branch site. This pool will also automatically act as a
backup (secondary registrar) for the SBM.
Figure A-21. Lync Server 2010 Topology Builder > Define New Survivable Branch
Server—Select the Front End pool Page
12. Click Next.