Cisco ASA Series Cli Configuration Manual page 762

How NAT is Implemented
Figure 1-12
a single host for both web services and Telnet services. When the host accesses the server for web
services, the real address is translated to 209.165.202.129. When the host accesses the same server for
Telnet services, the real address is translated to 209.165.202.130.
Figure 1-12
10.1.2.27:80
Cisco ASA Series CLI Configuration Guide
1-16
shows the use of source and destination ports. The host on the 10.1.2.0/24 network accesses
Twice NAT with Different Destination Ports
Web and Telnet server:
209.165.201.11
Internet
Translation
209.165.202.129
Inside
Web Packet
Dest. Address:
209.165.201.11:80
10.1.2.27
Translation
10.1.2.27:23 209.165.202.130
10.1.2.0/24
Telnet Packet
Dest. Address:
209.165.201.11:23
Chapter 1 Information About NAT