NAT considerations
If your setup relies on Network Address Translation (NAT), you must make sure that there is a set of outbound NAT rules for each OPT_WAN interface. If you have Outbound NAT set to Automatic outbound NAT rule generation or Hybrid outbound NAT rule generation, no worries: the necessary outbound NAT rules will be generated automatically. If you have it set to Manual outbound NAT rule generation, however, as would be the case if you have a CARP configuration and therefore must edit the rules in order to direct traffic to the WAN virtual IP, then you will have to create your own set of outbound NAT rules for each OPT_WAN interface. In such cases, you can use the existing rules as a template for the new rules with the Copy option; ...
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