39

Device HA

39.1 Overview

Device HA lets a backup ZyWALL (B) automatically take over if the master ZyWALL (A) fails.

Figure 449 Device HA Backup Taking Over for the Master

A

B

39.1.1What You Can Do in this Chapter

•Use the General screen (Section 39.2 on page 669) to configure device HA global settings, and see the status of each interface monitored by device HA.

•Use the Active-Passive Mode screens (Section 39.3 on page 670) to use active-passive mode device HA. You can configure general active-passive mode device HA settings, view and manage the list of monitored interfaces, and synchronize backup ZyWALLs.

•Use the Legacy Mode screens (Section 39.5 on page 677) to use legacy mode device HA. You can configure general legacy mode HA settings including link monitoring, configure the VRRP group settings and synchronize backup ZyWALLs.

39.1.2What You Need to Know

Active-Passive Mode and Legacy Mode

•Active-passive mode lets a backup ZyWALL take over if the master ZyWALL fails.

 

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