D-Link NetDefend DFL-CP310 User Manual page 144

Configuring High Availability
Gateway A will reduce its prio
goes down .
Apply.
l. Click
A success m
6. D o the follow ing on Gateway B:
a. Set the ga way's internal IP addresses te
values specified in the table above.
See Chang
b. Click Setup in the main menu, and click the High Availability tab.
The High Availability page appears.
c. Select the Gateway Hig
The Gateway High Availability area is enabled. The LAN and DMZ networks
are listed.
d. Next to LA N, select the HA check box.
e. In the LAN network's Virtual IP field, type the default gat
address 192.168.100.3.
f. Next to DMZ, select the HA check box.
g. In the DMZ network's Virtual IP field, type the default gateway IP
address 192.168.101.3.
h. Click the Synchronization radio button next to DMZ.
i. In the My Priority field, type "60".
The low priority means that Gateway B will be the Passive Gateway.
j. In the Internet - Primary field, type "20".
Gateway B will reduce its priority by 20, if its Internet connection goes
down.
k. Click Apply.
A success message appears.
128
essage appears.
ing IP Addresses on page 105.
h Availability check box.
rity by 30, if its secondary Internet connection
and network range to the
eway IP
D-Link NetDefend firewall User Guide