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Cisco ASA Series CLI Configuration Guide
Chapter 1 Information About NAT
How NAT is Implemented
To start configuring twice NAT, see Chapter 34, “Configuring Twice NAT.”
Figure 1-11 shows a host on the 10.1.2.0/24 network accessing two different servers. When the host
accesses the server at 209.165.201.11, the real address is translated to 209.165.202.129. When the host
accesses the server at 209.165.200.225, the real address is translated to 209.165.202.130.
Figure 1-11 Twice NAT with Different Destination Addresses
Server 1
209.165.201.11
Server 2
209.165.200.225
DMZ
Inside
10.1.2.27
10.1.2.0/24
130039
209.165.201.0/27 209.165.200.224/27
Translation
209.165.202.12910.1.2.27
Translation
209.165.202.13010.1.2.27
Packet
Dest. Address:
209.165.201.11
Packet
Dest. Address:
209.165.200.225
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