Selecting The Nat Mode; Configuring Sua Server; Figure 51 Nat Mode; Table 30 Nat Mode - ZyXEL Communications PRESTIGE 660H Series User Manual

9.5 Selecting the NAT Mode

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

LABEL
None
SUA Only
Edit Details
Full Feature
Edit Details
Configure
ALG Settings
Apply

9.6 Configuring SUA Server

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.
Refer to Table 29 on page 118
Chapter 9 Network Address Translation (NAT) Screens
DESCRIPTION
Select this radio button to disable NAT.
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.
Click this link to go to the NAT - Edit SUA/NAT Server Set screen.
Select this radio button if you have multiple public WAN IP addresses for your Prestige.
Click this link to go to the NAT - Address Mapping Rules screen.
Select the Enable SIP ALG check box to allow VoIP calls to pass through NAT.
Click Apply to save your configuration.
for port numbers commonly used for particular services.
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