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5 general nat examples, 1 example 1: internet access only – ZyXEL Communications ADSL2+ Ethernet/USB Gateway 660RU-Tx Series User Manual

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Prestige 660RU-Tx Series User’s Guide

Chapter 21 Network Address Translation (NAT)

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Figure 103 Multiple Servers Behind NAT Example

21.5 General NAT Examples

The following are some examples of NAT configuration.

21.5.1 Example 1: Internet Access Only

In the following Internet access example, you only need one rule where your ILAs (Inside
Local addresses) all map to one dynamic IGA (Inside Global Address) assigned by your ISP.

Figure 104 NAT Example 1