- Thomson Wireless DSL Routers User's Guide

Chapter 5
Expert Configuration
E-DOC-CTC-20050429-0104 v1.0
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Creating a NAT
mapping
Proceed as follows to create a address translation mapping:
1 Click New to create a new map.
2 Select or fill in all the fields (see above).
3 Click Apply.
Templates The Template page allows you to create a NA(P)T template.
Depending on your needs following fields are available:
 Interface:
The name of the IP interface that needs to be NAT-ed.
 Group:
The IP interface group scope for this template.
 Type:
Allows you to choose the translation type.
 Protocol:
The IP protocol on which address translation has to be applied. This allows the
SpeedTouch™ to link specific traffic (protocol dependent) to a chosen private
host.
 Outside address:
The outside (typically public) IP address(es).
 Inside address:
The inside (typically private) IP address(es).
 Access list:
You can use the access list to define the address(es) that are allowed to use the
outbound connections.
 Foreign address:
Foreign address is to define the address (es) that are allowed to use the inbound
connections.
 Flags
 Description
Creating a NAT
template
Proceed as follows to create a template:
1 Click New to create a new template.
2 Select or fill in all the fields (see above).
3 Click Apply.
If you selected NAPT, you will have to specify a port range for the inside and
outside address.