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ZyXEL Communications 792H User Manual

Page 293

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Prestige 791R G.SHDSL Router

NAT

27-5

Table 27-2 Address Mapping Rules - SUA

FIELD DESCRIPTION EXAMPLE

Local Start IP

Local End IP

Local Start IP is the starting local IP address (ILA)

Local End IP is the ending local IP address (ILA). If the
rule is for all local IPs, then the Start IP is 0.0.0.0 and the
End IP is 255.255.255.255.

0.0.0.0

255.255.255.255

Global Start IP

This is the starting global IP address (IGA). If you have a
dynamic IP, enter 0.0.0.0 as the Global Start IP.

0.0.0.0

Global End IP

This is the ending global IP address (IGA).

Type

These are the mapping types discussed above.

Server allows us to specify multiple servers of different
types behind NAT to this machine. See later for some
examples.

Server

When you have completed this menu, press [ENTER] at the prompt “Press ENTER to confirm or ESC to
cancel” to save your configuration or press [ESC] to cancel and go back to the previous screen.

User-Defined Address Mapping Sets

Now let’s look at option 1 in menu 15.1. Enter 1 to bring up this menu. We’ll just look at the differences
from the previous menu. Note the extra Action and Select Rule fields mean you can configure rules in this
screen. Note also that the [?] in the Set Name field means that this is a required field and you must enter a
name for the set.