Home > Integrated Products > XC Family > Guides > Best Practices Guide—Deploying Oracle 12c RAC Database on Dell EMC XC Series All-Flash > Network configuration
Figure 7 shows the ideal network topology used for this solution. Two Dell EMC Networking S4810 switches are stacked together to provide high availability. It is recommended to use at least two top-of-rack switches for redundancy. Redundancy across the two switches is provided using the LAG, or stack, connection.
Figure 7. Network configuration