P-2602H(W)(L)-DxA Series User’s Guide
10.1.4 NAT Application
The following figure illustrates a possible NAT application, where three inside LANs (logical LANs using IP Alias) behind the ZyXEL Device can communicate with three distinct WAN networks.
Figure 78 NAT Application With IP Alias
10.1.5 NAT Mapping Types
NAT supports five types of IP/port mapping. They are:
•One to One: In
•Many to One: In
•Many to Many Overload: In
•
•Server: This type allows you to specify inside servers of different services behind the NAT to be accessible to the outside world.
Chapter 10 Network Address Translation (NAT) Screens | 143 |