Zyxel-communications Internet Security Gateway ZyWALL 100 Uživatelský manuál stáhnout pdf (Strana 126)

ZyWALL 100 Internet Security Gateway

NAT 12-13

An IP End address must be numerically greater than its corresponding IP Start

address.

Figure 12-9 Menu 15.1.1.1 — Editing/Configuring an Individual Rule in a Set

Table 12-6 Menu 15.1.1.1 — Editing/Configuring an Individual Rule in a Set

FIELD DESCRIPTION EXAMPLE

Type Press [SPACE BAR] and then [ENTER] to select from a total of five types.

These are the mapping types discussed in Table 12-2. Server allows you to

specify multiple servers of different types behind NAT to this computer. See

section 12.5.3 for an example.

One-to-One

Local IP

Only local IP fields are N/A for server; Global IP fields MUST be set for

Server.

Start Enter the starting local IP address (ILA). 0.0.0.0

End Enter the ending local IP address (ILA). If the rule is for all local IPs, then

put the Start IP as 0.0.0.0 and the End IP as 255.255.255.255. This field is

N/A for One-to-One and Server types.

N/A

Global IP

Start Enter the starting global IP address (IGA). If you have a dynamic IP, enter

0.0.0.0 as the Global IP Start. Note that Global IP Start can be set to

0.0.0.0 only if the types are Many-to-One or Server.

0.0.0.0

End

Enter the ending global IP address (IGA). This field is N/A for One-to-One,

Many-to-One and Server types.

N/A

Once you have finished configuring a rule in this menu, press [ENTER] at the message “Press ENTER

to Confirm…” to save your configuration, or press [ESC] to cancel.

Menu 15.1.1.1 Address Mapping Rule

Type= One-to-One

Local IP:

Start=

End = N/A

Global IP:

Start=

End = N/A

Press ENTER to Confirm or ESC to Cancel:

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Zyxel-communications Internet Security Gateway ZyWALL 100 Uživatelský manuál Strana 126