Cisco ASA 5505 Configuration Manual page 586

Configuration Examples for Twice NAT
Figure 28-51
Define the PAT address, and click OK.
b.
Figure 28-52
Choose the new network object by double-clicking it. Click OK to return to the NAT configuration.
c.
Figure 28-53
Step 15 For the Translated Destination Address, type the name of the Original Destination Address
(DMZnetwork2) or click the browse button
Because you do not want to translate the destination address, you need to configure identity NAT for it
by specifying the same address for the Original and Translated destination addresses.
Cisco ASA 5500 Series Configuration Guide using ASDM
28-26
Adding a New Network Object for the PAT Address
Defining the PAT Address
Choosing the New Network Object
Chapter 28
to choose it.
Configuring Twice NAT
OL-20339-01