Configuring Nat Interfaces - Brocade Communications Systems RFS6000 System Reference Manual

5. Define the NAT Direction from the drop-down menu. Options include:
6. Enter the Local Address (Actual Address in Brocade Mobility RFS4000) used at the local
7.
8. Use the Protocol drop-down menu to select either TCP or UDP as the protocol
NOTE
After selecting (and saving) a protocol type of TCP or UDP (using the Web UI), the switch CLI will not
display the selected protocol type or provide an option to configure it. Ensure both the protocol and
port are defined using the Web UI.
9. Enter the Global Address (NATed port is Brocade Mobility RFS4000) to assign to a host in the
10. Displays the Global Port used to for the translation between the switch and its NAT destination.
11. Refer to the Status field for the current state of the requests made from applet. This field
12. Click OK to use the changes to the running configuration and close the dialog.
13. Click Cancel to close the dialog without committing updates to the running configuration.

Configuring NAT Interfaces

The NAT Interface is the VLAN used to route switch data traffic between the source and destination
address locations within the switch-managed network. Any of the default VLANs is available as the
NAT interface, in addition to any other VLANs created. In addition to selecting the VLAN, specify the
Inside or Outside NAT type.
To view and configure a NAT interface:
1. Select Security > NAT from the main menu tree.
2. Click on the Interfaces tab.
Brocade Mobility RFS4000, RFS6000, and RFS7000 System Reference Guide
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•
Outside - All other addresses (usually valid addresses located on the Internet). Outside
addresses pose no risk if exposed over a publicly accessible network.
•
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.
(source) end of the 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.
Enter the Local Port (1 - 65535) used to for the translation between the switch and its NAT
destination.
outside network. This should be interpreted as a secure address.
displays error messages if something is wrong in the transaction between the applet and the
switch.
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