Cisco ASA Series Configuration Manual page 188

Static NAT
The following figure shows a typical one-to-many static NAT scenario. Because initiation by the real
host always uses the first mapped address, the translation of real host IP/1st mapped IP is technically the
only bidirectional translation.
Figure 9-8
10.1.2.27
10.1.2.27
10.1.2.27
For example, you have a load balancer at 10.1.2.27. Depending on the URL requested, it redirects traffic
to the correct web server. For details on how to configure this example, see
Multiple Mapped Addresses (Static NAT, One-to-Many), page
Figure 9-9
209.165.201.4
Cisco ASA Series Firewall CLI Configuration Guide
9-30
One-to-Many Static NAT
Security
Appliance
209.165.201.3
209.165.201.4
209.165.201.5
Inside Outside
One-to-Many Static NAT Example
Undo Translation
209.165.201.3 10.1.2.27
Undo Translation
10.1.2.27
Chapter 9
10-4.
Host
Undo Translation
Outside
209.165.201.5
Inside
Load Balancer
10.1.2.27
Web Servers
Network Address Translation (NAT)
Inside Load Balancer with
10.1.2.27