DSL-1500G++ User Manual
-
56
-
mask of the IP address. If you chose
Use IP Address Range
, type in the last IP address
in the range of addresses that make up the global address pool.
4.
Once you have configured the table, click on
. The table is
refreshed and the global address pool is added to your NAT configuration. To delete a
global address pool, click on the
Delete
hyperlink, then click on the
Delete Global
Address Pool
button.
Click on
Return to Interface List
to display the
Security Interface Configuration
page.
To create a reserved mapping, click on the
Add Reserved Mapping
hyperlink. See
Configuring NAT reserved mapping
Section.
Configuring NAT reserved mapping
Reserved mapping allows you to map an outside security interface or an IP address from a
global pool to an individual IP address inside the network. Mapping is based on transport
type and port number. Before you can configure reserved mapping, you need to configure
NAT. See Configuring NAT Section.
If you want to set up a reserved mapping on your existing NAT enabled interfaces:
1. From the NAT Security Interfaces table, click on the Advanced NAT Configuration
hyperlink for the interface that you want to add reserved mapping to. The Advanced NAT
Configuration page is displayed, see EmWeb Advanced NAT configuration Section.
2. Click on the Add Reserved Mapping hyperlink. The following page is displayed:
3. This page allows you to configure your reserved mapping. Add specific values for the
following table entries:
• Global IP Address; if you are mapping from a global IP address, type the address here.
If you are mapping from a security interface, type 0.0.0.0.
• Internal IP Address; the IP address of an individual host inside your network.
• Transport Type; specify the transport type that you want to map from the outside
