
ZyWALL 110/310/1100 Series User’s Guide
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H A P T E R
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Device HA
26.1 Overview
Device HA lets a backup ZyWALL (B) automatically take over if the master ZyWALL (A) fails.
Figure 235
Device HA Backup Taking Over for the Master
26.1.1 What You Can Do in this Chapter
• Use the General screen (
) to configure device HA global settings, and
see the status of each interface monitored by device HA.
• Use the Active-Passive Mode screens (
) 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.
26.1.2 What You Need to Know
Active-Passive Mode
• Active-passive mode lets a backup ZyWALL take over if the master ZyWALL fails.
Management Access
You can configure a separate management IP address for each interface. You can use it to access
the ZyWALL for management whether the ZyWALL is the master or a backup. The management IP
address should be in the same subnet as the interface IP address.
Synchronization
Use synchronization to have a backup ZyWALL copy the master ZyWALL’s configuration, and
certificates.
A
B
Summary of Contents for ZyWALL 110 Series
Page 16: ...ZyWALL 110 310 1100 Series User s Guide 16...
Page 32: ...Chapter 1 Introduction ZyWALL 110 310 1100 Series User s Guide 32...
Page 42: ...Chapter 3 Hardware Introduction ZyWALL 110 310 1100 Series User s Guide 42...
Page 68: ...Chapter 4 Quick Setup Wizards ZyWALL 110 310 1100 Series User s Guide 68...
Page 176: ...Chapter 7 Interfaces ZyWALL 110 310 1100 Series User s Guide 176...
Page 186: ...Chapter 8 Trunk ZyWALL 110 310 1100 Series User s Guide 186...
Page 210: ...Chapter 10 Routing Protocols ZyWALL 110 310 1100 Series User s Guide 210...
Page 220: ...Chapter 12 DDNS ZyWALL 110 310 1100 Series User s Guide 220...
Page 228: ...Chapter 13 NAT ZyWALL 110 310 1100 Series User s Guide 228...
Page 240: ...Chapter 15 ALG ZyWALL 110 310 1100 Series User s Guide 240...
Page 246: ...Chapter 16 IP MAC Binding ZyWALL 110 310 1100 Series User s Guide 246...
Page 263: ...Chapter 18 Authentication Policy ZyWALL 110 310 1100 Series User s Guide 263...
Page 264: ...Chapter 18 Authentication Policy ZyWALL 110 310 1100 Series User s Guide 264...
Page 316: ...Chapter 20 IPSec VPN ZyWALL 110 310 1100 Series User s Guide 316...
Page 340: ...Chapter 22 SSL User Screens ZyWALL 110 310 1100 Series User s Guide 340...
Page 442: ...Chapter 36 DHCPv6 ZyWALL 110 310 1100 Series User s Guide 442...
Page 540: ...Appendix A Legal Information ZyWALL 110 310 1100 Series User s Guide 540...
Page 558: ...Index ZyWALL 110 310 1100 Series User s Guide 558...
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