ZyXEL P-660HW-D1 Guia Do Utilizador

Prestige 660H/HW Series User’s Guide

Chapter 9 Network Address Translation (NAT) Screens

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You must create a firewall rule in addition to setting up SUA/NAT, to allow traffic from the 
WAN to be forwarded through the Prestige.

Click NAT to open the following screen.  

Figure 51   NAT Mode

The following table describes the labels in this screen.

Table 30   NAT Mode 

None

Select this radio button to disable NAT.

SUA Only

Select this radio button if you have just one public WAN IP address for your Prestige. 

The Prestige uses Address Mapping Set 1 in the NAT - Edit SUA/NAT Server Set 

screen. 

Edit Details

Click this link to go to the NAT - Edit SUA/NAT Server Set screen. 

Full Feature 

Select this radio button if you have multiple public WAN IP addresses for your Prestige. 

Edit Details

Click this link to go to the NAT - Address Mapping Rules screen. 

Configure 

ALG Settings

Select the Enable SIP ALG check box to allow VoIP calls to pass through NAT.

Apply

Click Apply to save your configuration.

If you do not assign an IP address in Server Set 1 (default server) the Prestige discards all 
packets received for ports that are not specified here or in the remote management setup.

Click NAT, select SUA Only and click Edit Details to open the following screen. 

 for port numbers commonly used for particular services.