Home > Workload Solutions > SQL Server > White Papers > Deploying Dell EMC SRDF/Metro Smart DR with Microsoft SQL Server for Physical and Virtual Environments > Step 2: Create empty SRDF/A groups from the R1 and R2 side
To add the SRDF/A leg, create empty SRDF groups from R1 (Metro_DR1) and R2 (Metro_DR2) side to the tertiary system to be used in the setup. We will later select these SRDF groups, when protecting the SGs with Smart DR. See Step 5: Create empty SRDF groups with labels for more details.
Figure 16. Empty SRDF Groups for Smart DR protection from R1 and R2 side