Lead Partner Solution Consultant Marc Perez presented a session on Designing for High Availability and Disaster Recovery in Microsoft Lync Server 2013 at TechEd in June, and I highly recommend watching.
When you are done, if you still want to watch more sessions from some of the greatest minds at Microsoft, head over to MSDN to watch any of the hundreds of other sessions that are available for free:
- Most Watched Sessions of TechEd North America 2013
- Architecture & Trustworthy Computing Track
- Data Platform and Business Intelligence Track
- Developer Tools & Application Lifecycle Management Track
- Modern Datacenter Track
- Office 365 and Unified Communications Track
- SharePoint and Enterprise Social Track
- Windows Azure Application Development Track
- Windows Client, Access & Management Track
- Windows Phone Track