ZyXEL Communications 100 Series, 200 Series 6.9 How to Use Device HA

Chapter 6 Tutorials

Figure 112 Firewall > Add

4Configure an address object for the ZyWALL’s 10.0.0.8 WAN IP address as follows and click OK.

Figure 113 Object > Address > Add

5Configure the screen as follows and click OK.

Figure 114 Firewall > WAN to LAN > Add

Now people can call the H.323 device through the Internet.

6.9 How to Use Device HA

Here is an example of using device HA (High Availability) to backup ZyWALL A (the master) with ZyWALL B. ZyWALL B automatically takes over all of A’s functions if A fails or loses its lan1 or wan1 connection.

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	ZyWALL USG 100/200 Series User’s Guide