Set Up A Firewall Rule For H.323 - ZyXEL Communications ZyWALL USG 300 User Manual

Chapter 6 Tutorials
Use Object > Address > Add to create address objects for the private and public
1
IP addresses (WAN_IP-for-H323 and LAN_H323) as shown next.
Figure 102 Create Address Objects
Click Network > Virtual Server > Add.
2
Configure the screen as follows and click OK.
3
Figure 103 Network > Virtual Server > Add

6.8.3 Set Up a Firewall Rule For H.323

Here is how to configure a firewall rule to allow H.323 (TCP port 1720) traffic
received on the WAN_IP-for-H323 IP address to go to LAN IP address
192.168.1.56.
Click Firewall. In From Zone, select WAN; in To Zone, select LAN.
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