Prestige 334 User’s Guide

Figure 128 Example 3: Menu 15.2

Menu 15.2 - NAT Server Setup

 

Rule

Start Port No.

End Port No.

IP Address

1.

Default

Default

0.0.0.0

2.

80

80

192.168.1.21

4.

25

25

192.168.1.

0

0

0.0.0.0

5.

0

0.0.0.0

6.

0

0

0.0.0.0

7.

0

0

0.0.0.0

8.

0

0

0.0.0.0

9.

0

0

0.0.0.0

10.

0

0

0.0.0.0

11.

0

0

0.0.0.0

12.

0

0

0.0.0.0

Press ENTER to Confirm or ESC to Cancel:

HTTP:80 FTP:21 Telnet:23 SMTP:25 POP3:110 PPTP:1723

25.5.4 Example 4: NAT Unfriendly Application Programs

Some applications do not support NAT Mapping using TCP or UDP port address translation. In this case it is better to use Many-to-Many No Overload mapping as port numbers do not change for Many-to-Many No Overload (and One-to-One)NAT mapping types. The following figure illustrates this.

Chapter 25 Network Address Translation (NAT)

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