4 nat application, 5 nat mapping types, 4 nat application 10.1.5 nat mapping types – ZyXEL Communications 802.11g Wireless ADSL2+ 4-port VoIP IAD P-2602HWNLI User Manual
Page 155: Figure 81 how nat works, Figure 82 nat application with ip alias

P-2602HWNLI User’s Guide
Chapter 10 Network Address Translation (NAT) Screens
155
Figure 81 How NAT Works
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. More examples follow at the end of this chapter.
Figure 82 NAT Application With IP Alias
10.1.5 NAT Mapping Types
NAT supports five types of IP/port mapping. They are:
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