ZyXEL Communications ZyWALL 10, Руководство пользователя

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ZyWALL 10 Internet Security Gateway
NAT 6-9
Table 6-4 SUA Address Mapping Rules
Field Description Options/Example
Set Name This is the name of the set you selected in Menu
15.1 or enter the name of a new set you want to
create.
SUA
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 6-1
) . 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). N/A
Type These are the mapping types discussed above
(
see
Table 6-2
). Type Server allows us to specify
multiple servers of different types behind NAT to
this machine.
See section 6.4.3 below for some
examples.
Server
Note: For all Local and Global IPs, the End IP address must begin after the IP Start
address.
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 that, this screen is not read only, so we have extra
Action and Select Rule
fields. 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.
Please note that if the Set Name field is left blank, the entire set will be deleted.