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Firewall
Configuring the NAT Rules to Securely Access a Remote Network
NOTE
STEP 1
STEP 2
STEP 3
Cisco ISA500 Series Integrated Security Appliance Administrator Guide
You must create firewall access rules to allow the access so that the advanced NAT
rule can function properly.
Click Firewall -> NAT -> Advanced NAT.
The Advanced NAT window opens. All existing advanced NAT rules are listed in
the table.
To add a new advanced NAT rule, click Add.
Other options: To edit an entry, click Edit. To delete an entry, click Delete. To
delete multiple entries, check the boxes of multiple entries and click Delete
Selection.
After you click Add, the Add/Edit Rule window opens.
Enter the following information:
•
Name: Enter the name for the advanced NAT rule.
•
Enable: Click On to enable the advanced NAT rule, or click Off to create only
the advanced NAT rule.
•
From: Choose the WAN interface or the VLAN that the traffic originates from.
•
To: Choose the VLAN or the WAN interface that the traffic goes to.
•
Original Source Address: Choose the original source address for the
packet.
•
Original Destination Address: Choose the original destination address for
the packet.
•
Original Service: Choose the original TCP or UDP service.
•
Translated Source Address: Choose the translated source address for the
packet.
•
Translated Destination Address: Choose the translated destination
address for the packet.
•
Translated Service: Choose the translated TCP or UDP service.
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