
Configuring High Availability 143
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Configuring High Availability on the Backup Firewall
Both steps must be completed before the two Firewalls will function as a
High Availability pair.
Configuring High
Availability on the
Primary Firewall
Click the High Availability button on the left side of the Firewall browser
window, and then click the Configure tab at the top of the window. A
window similar to the following displays.
Figure 60
High Availability Menu
The top half of the window displays the primary Firewall’s serial number
and network settings. The bottom half of the window is used to
configure High Availability:
1 To e na b le High Availability,checktheEnable High Availability box.
2 Enter the Serial Number, LAN IP Address and WAN IP Address of the
backup Firewall.
The Serial Number and LAN IP Address are required settings for the
backup Firewall. The WAN IP Address field may be left blank if remote
management is not required for the backup Firewall.
3 Check the Preempt mode checkbox to cause the primary Firewall to take
over from the backup Firewall whenever the primary is available (for
example, after recovering from a failure and restarting).
DUA1611-0AAA02.book Page 143 Thursday, August 2, 2001 4:01 PM
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