Chapter 4 Tutorials

4.5Multiple Public and Private IP Address Mappings

If your ISP gives you more than one static IP address for your Internet access, you can map each IP address for a specific service. This tutorial assumes you are given two static public IP addresses. You want to map them to two servers A and B.

IP-1

IP-2

A B C

This tutorial uses the following example settings:

Table 6 IP Settings in this Tutorial

DEVICE / COMPUTER

IP ADDRESS

The ZyXEL Device’s WAN

172.16.1.253 (IP-1)

 

172.16.1.254 (IP-2)

 

 

The ZyXEL Device’s LAN

192.168.1.1

 

 

A

192.168.1.2

 

 

B

192.168.1.3

 

 

C

a.b.c.d

 

 

To do this, you can use either of the following settings:

Full Feature NAT with many-to-many no overload mapping

Full Feature NAT with one-to-one mapping

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P-660HN-T1H User’s Guide