SonicOS 7 Rules and Policies

Determining the NAT LB Method to Use

Determine Which NAT LB Method to Use
RequirementDeployment ExampleNAT LB Method
Distribute load on server equally without need for persistenceExternal/Internal servers (such as, web or FTP)Round Robin
Indiscriminate load balancing without need for persistenceExternal/Internal servers (such as, web or FTP)Random Distribution
Requires persistence of client connection

E-commerce site, Email Security, SonicWall SMA appliance

(Any publicly accessible servers requiring persistence)

Sticky IP
Precise control of remap of source network to a destination range

LAN to DMZ Servers

Email Security, SonicWall SMA appliance

Block Remap
Precise control of remap of source network and destination networkInternal Servers (such as, Intranets or Extranets)Symmetrical Remap

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