ZyXEL Communications 1000 User Manual

Chapter 39 Device HA

ZyWALL USG 1000 User’s Guide

The Device HA Legacy Mode screen lets you configure general legacy mode HA 
settings including link monitoring, configure the VRRP group and synchronize 
backup ZyWALLs. To access this screen, click Configuration > Device HA > 
Legacy Mode.

Figure 456   Configuration > Device HA > Legacy Mode     

The following table describes the labels in this screen. See 

for more information as well.The Legacy Mode Add/Edit Screen

Table 181   Configuration > Device HA > Legacy Mode

General Settings
Link Monitoring

Enable link monitoring to have the master ZyWALL shut down all of its 
VRRP interfaces if one of its VRRP interface links goes down. This way 
the backup ZyWALL takes over all of the master ZyWALL’s functions.

Stop Cellular 

interfaces 

while one of 

monitored 

interface is 

fault

Select this to have the master ZyWALL shut down any 3G interfaces if 
one of its VRRP interface links goes down. Clear this if you still want 
users to be able to use the ZyWALL’s 3G connection even when a VRRP 
interface link goes down.

Monitored 
Interface 
Summary
Add

Click this to create a new entry. 

Edit

Select an entry and click this to be able to modify it.