ZyXEL Communications NBG410W3G - Manual (Page 231)

Chapter 12 Network Address Translation (NAT)
NBG410W3G Series User’s Guide
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Figure 139 ADVANCED > NAT > NAT Overview
The following table describes the labels in this screen.
Table 67 ADVANCED > NAT > NAT Overview
LABEL DESCRIPTION
Global Settings
Max.
Concurrent
Sessions
This read-only field displays the highest number of NAT sessions that the ZyXEL
Device will permit at one time.
Max.
Concurrent
Sessions Per
Host
Use this field to set the highest number of NAT sessions that the ZyXEL Device will
permit a host to have at one time.
WAN Operation
Mode
This read-only field displays the operation mode of the ZyXEL Device's WAN
interfaces.
WAN 1, 2
Enable NAT Select this check box to turn on the NAT feature for the WAN interface. Clear this
check box to turn off the NAT feature for the WAN interface.
Address
Mapping Rules
Select SUA if you have just one public WAN IP address for your ZyXEL Device. This
lets the ZyXEL Device use its permanent, pre-defined NAT address mapping rules.
Select Full Feature if you have multiple public WAN IP addresses for your ZyXEL
Device. This lets the ZyXEL Device use the address mapping rules that you
configure. This is the equivalent of what used to be called full feature NAT or multi-
NAT.
The bar displays how many of the ZyXEL Device's possible address mapping rules
are configured. The first number shows how many address mapping rules are
configured on the ZyXEL Device. The second number shows the maximum number
of address mapping rules that can be configured on the ZyXEL Device.