ZyXEL Communications unified security gateway 7.11.1 Turn On the ALG, 7.11.2 Create the Address Objects

Chapter 7 Tutorials

7.11.1 Turn On the ALG

Click Configuration > Network > ALG. Select Enable SIP ALG and Enable SIP Transformations and click Apply.

Figure 97 Configuration > Network > ALG

7.11.2 Create the Address Objects

Use Configuration > Object > Address > Add to create the address objects.

1Create a host address object named IPPBX-DMZ for the IPPBX’s private DMZ IP address of 192.168.3.9.

Figure 98 Creating the Address Object for the IPPBX’s Private IP Address

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ZyWALL USG 20/20W User’s Guide