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Cisco ASA 5500 Series Configuration Guide using ASDM
OL-20339-01
Chapter 28 Configuring Twice NAT
Configuring Twice NAT
Be sure DNS inspection is enabled (it is enabled by default). You cannot configure DNS
modification if you configure a destination address. See the “DNS and NAT” section on page 26-21
for more information.
c. In the Description field, add a description about the rule up to 200 characters in length.
Step 9 Click OK.
Configuring Static NAT or Static NAT with Port Translation
This section describes how to configure a static NAT rule using twice NAT. For more information about
static NAT, see the “Static NAT” section on page 26-3.
Detailed Steps
To configure static NAT, perform the following steps:
Step 1 Choose Configuration > Firewall > NAT Rules, and then click Add.
If you want to add this rule to section 3 after the network object rules, then click the down arrow next to
Add, and choose Add NAT Rule After Network Object NAT Rules.
Figure 28-16 Adding a NAT Rule
The Add NAT Rule dialog box appears.
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