R3721-F3210-F3171-HP High-End Firewalls NAT and ALG Configuration Guide-6PW101

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Figure 48 Network diagram
Configuration procedure
1. Enable NBT ALG:
By default, the NBT ALG function is enabled, and this step is optional.
a. Select Firewall > ALG from the navigation tree.
The Application Layer Inspection tab appears, as shown in Figure 49.
b. Select nbt in the Optional Application Protocols list and click the << button to add it to the
Selected Application Protocols list.
c. Click OK.
Figure 49 Configuring NBT ALG
2. Configure static NAT and the internal server:
# Configure a static address mapping:
a. Select Firewall > NAT > Static NAT from the navigation tree. and then click Add in the Static
Address Mapping area,
b. Configure a static address mapping as shown in Figure 50.
Enter 192.168.1.3 as the internal IP address.
Enter 5.5.5.9 as the global IP address.
c. Click Apply.