Configuring A One-To-One Nat Policy - SonicWALL SonicOS Enhanced 2.2 Administrator's Manual

1. Click the Add button under the NAT Policies table to display the NAT Policy window.
2. Select WAN Primary IP from the Original Destination menu.
3. Select WWWserver from the Translated Destination menu.
4. Select HTTP from the Original Service menu.
5. Select Original from the Translated Service menu.
6. Select X1 from the Inbound Interface menu.
7. Select Any from the Outbound Interface menu.
8. Click OK to add the NAT policy to the SonicWALL.
Note:
The NAT policies window will not allow you to specify a destination interface when you translate the
destination.

Configuring a One-to-One NAT Policy

One-to-One NAT requires configuring two policies: one for inbound traffic and one for outbound traffic. In
this example, two Address Objects are used: server_IP_private and server_IP_Public.
Creating an Outbound Traffic Policy
To configure a One-to-One NAT Policy, follow these steps
1. Click the Add button under the NAT Policies table to display the NAT Policy window.
2. Select server_IP_private from the Original Source menu.
3. Select server_IP_Public from the Translated Source menu.
4. Select the physical interface for the private server from the Inbound Interface menu.
5. Select the physical interface for the public server from the Outbound Source menu.
6. Click OK to add the NAT policy to the SonicWALL.
Creating an Inbound Traffic Policy
1. Click the Add button under the NAT Policies table to display the NAT Policy window.
2. From the Original Destination menu, select server_IP_public.
3. Select server_IP_private from the Translated Destination menu.
4. Select SMTP from the Original Service menu.
5. Select Original from the Translated Service menu.
6. Select X1 from the Inbound Interface menu.
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