User manual

Firewall
147
When adding a rule, you may either use Predefined addresses or services that have
been added under Definitions, or click New to manually enter an address or service.
1-to-1 NAT
This creates both a source NAT and destination NAT rule for mapping all services on an
internal, private address to an external, public address.
Note
After adding a 1-to-1 NAT rule, you must manually create packet filter rules to allow
incoming packets on the public address.
Click Source NAT. Any rules that have already been defined are displayed, you may
Edit or Disable/Enable these rules by clicking the appropriate icon. Click New to add a
new rule.
You may also add a new rule above an existing one by clicking the Add Above icon, or
below with Add Below.
Note
The first matching rule determines the action for the network traffic, so the order of the
rules is important. You can use the Move Up and Move Down icons to change the order.
The rules are evaluated top to bottom as displayed on screen.
The following fields are displayed: