ZyXEL Communications 791R Network Router User Manual


 
Prestige 791R G.SHDSL Router
11-10 NAT
Table 11-4 Address Mapping Rules - SUA
FIELD DESCRIPTION EXAMPLE
Idx This is the index or rule number. 1
Local Start IP
Local End IP
Local Start IP is the starting local IP address (ILA) (see
Figure 11-1).
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 (see Table
11-2). 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.