Cisco ASA 5505 Configuration Manual page 597

Chapter 28 Configuring Twice NAT
For the Translated Destination Address, type the name of the Original Destination Address
Step 17
(TelnetWebServer) 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.
Figure 28-83
Click OK to add the rule to the NAT table.
Step 18
Click Apply.
Step 19
Feature History for Twice NAT
Table 28-1
backwards-compatible with multiple platform releases, so the specific ASDM release in which support
was added is not listed.
Table 28-1 Feature History for Twice NAT
Feature Name
Twice NAT
OL-20339-01
Add NAT Rule Dialog Box: Completed
lists each feature change and the platform release in which it was implemented. ASDM is
Platform
Releases
8.3(1)
to choose it.
Feature Information
Twice NAT lets you identify both the source and destination
address in a single rule.
The following screen was modified: Configuration >
Firewall > NAT Rules.
Cisco ASA 5500 Series Configuration Guide using ASDM
Feature History for Twice NAT
28-37