Motorola WS5100 Series Reference Manual page 304

6-34 WS5100 Series Switch System Reference Guide
3. Refer to the following information as displayed within the
Type
Direction
Protocol
Local Address
Local Port
Global Address
Global Port
4. Select an existing NAT configuration and click the
this existing NAT configuration. The fields within the Edit screen are similar to those displayed when
adding a new NAT configuration.
5. Select an existing NAT configuration and click the
configurations displayed.
6. Click the Add
configurations. For more information, see
6.6.2.1 Adding a New Static NAT Configuration
If existing NAT configurations prove unsuitable for translation, consider creating a new one.
To define a new NAT configuration:
1. Select Security
2. Click on the
Displays the NAT type as either:
• Inside - The set of networks subject to translation. These are the internal
addresses you are trying to prevent from being exposed to the outside world.
• Outside - All other addresses. Usually valid addresses located on the Internet.
Outside addresses pose no risk if exposed over a publicly accessible network.
Displays the Direction as either:
• Source - The inside network is transmitting data over the network its intended
destination. On the way out, the source IP address is changed in the header and
replaced by the (public) IP address.
• Destination - Packets passing through the NAT on the way back to the switch
managed LAN are searched against to the records kept by the NAT engine.
There the destination IP address is changed back to the specific internal private
class IP address to reach the LAN over the switch managed network.
Displays the tcp or udp option selected for use with the static translation.
Displays the Local Address used at the (source) end of the static NAT
configuration. This address (once translated) will not be exposed to the outside
world when the translation address is used to interact with the remote
destination.
Applies NAT on packets matching the specified port number. The port number
matched can be either source or destination based on the direction specified. This
option is valid only if the direction specified is destination.
Modifies the IP address of the matching packet to the specified value. The IP
address modified can be either source or destination based on the direction
specified.
Modifies the port number of the matching packet to the specified value. This
option is valid only if the direction specified is
button to display screen to create a new NAT configuration and add it to the list of available
> NAT from the main menu tree.
Static Translation tab.
Static Translation
destination.
Edit button to display screen to modify the settings of
Delete button to remove it from the list of available
Adding a New Dynamic NAT Configuration on page
tab.
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