03/26/2020 9 People found this article helpful 457,100 Views
SonicWall Firewall (UTM) Clustering Deployment Scenario
UTM Clustering consists of two SonicWall Network Security (NSA) series appliances setup in series to pass traffic through both units. The first appliance is configured in NAT mode, and takes care of Gateway Anti-Virus (GAV) and inbound Anti-Spyware. The second appliance is configured as an L2 Bridge, and runs Intrusion Prevention Service (IPS) and outbound Anti-Spyware. This allows for improved performance by splitting up security services amongst the two UTM appliances.
The appliances are configured in the following way:
SonicWall Appliance 1:
SonicWall Appliance 2:
Source: SonicOS Enhanced 5.0.0.12 and 5.0.0.13 Release Notes