Casio ISA550WBUN3K9 manual Configuring Advanced NAT Rules, Click Firewall NAT Advanced NAT

Firewall	6
Configuring NAT Rules to Securely Access a Remote Network

•Enable Port Triggering: Click On to enable the port triggering rule, or click Off to create only the port triggering rule.

STEP 5 Click OK to save your settings.

STEP 6 Click Save to apply your settings.

Configuring Advanced NAT Rules

Advanced NAT allows you to identify real addresses and real ports for address translation by specifying the source and destination addresses.

NOTE Up to 32 advanced NAT rules can be configured on the security appliance. You must create firewall rules to allow access so that advanced NAT rules can function properly.

STEP 1 Click Firewall > NAT > Advanced NAT.

STEP 2 To enable an advanced NAT rule, check the box in the Enable column.

STEP 3 To add a new advanced NAT rule, click Add.

Other options: To edit an entry, click the Edit (pencil) icon. To delete an entry, click the Delete (x) icon. To delete multiple entries, check them and click Delete.

The Advanced NAT Rule - Add/Edit window opens.

STEP 4 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 Any or choose an interface (a WAN port or a VLAN) that traffic originates from.

•To: Choose Any or choose an interface (a VLAN or a WAN port) that traffic goes to.

NOTE: When the original destination address is different with the translated destination address, you must choose Any for this option. When the original destination address is same with the translated destination address, you can choose a specific VLAN or WAN port for this option.

Cisco ISA500 Series Integrated Security Appliances Administration Guide 269