Chapter 36 Network Address Translation (NAT)

Figure 350 Menu 15.2: NAT Server Setup

 

Menu 15.2 - NAT Server Setup

 

Default Server: 0.0.0.0

IP Address

Rule Act.

Start Port End Port

------------------------------------------------------

001

Yes

21

25

192.168.1.33

002

No

0

0

0.0.0.0

003

No

0

0

0.0.0.0

004

No

0

0

0.0.0.0

005

No

0

0

0.0.0.0

006

No

0

0

0.0.0.0

007

No

0

0

0.0.0.0

008

No

0

0

0.0.0.0

009

No

0

0

0.0.0.0

010

No

0

0

0.0.0.0

Select

Command= None

 

Select Rule= N/A

 

Press ENTER to Confirm or ESC to Cancel:

You assign the private network IP addresses. The NAT network appears as a single host on the Internet. A is the FTP/Telnet/SMTP server.

Figure 351 Server Behind NAT Example

36.4 General NAT Examples

The following are some examples of NAT configuration.

36.4.1 Internet Access Only

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

530

 

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