THOMSON SpeedTouch 605, User Manual

Page: 142 / 212

Chapter 5
Expert Configuration
E-DOC-CTC-20050429-0104 v1.0
132
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.