ZyXEL Communications 5 Series - Manual (Page 157)

ZyWALL 5/35/70 Series User’s Guide
Chapter 8 WAN Screens 157
8.7.3 Spillover
To load balance using the spillover method, select Spillover in the Load Balancing
Algorithm field.
Configure the Route Priority metrics in the WAN General screen to determine the primary
and secondary WANs. By default, WAN1 is the primary WAN and WAN2 is the secondary
WAN.
Figure 68 Load Balancing: Spillover
The following table describes the related fields in this screen.
8.8 WAN Route
Click NETWORK > WAN to open the Route screen. Use this screen to configure the
priorities of the ZyWALL’s routes and settings for Windows Networking traffic.
Table 36 Load Balancing: Spillover
LABEL DESCRIPTION
Active/Active
Mode Select Active/Active Mode and set the related fields to enable load balancing on the
ZyWALL.
Load Balancing
Algorithm Select a load balancing method to use from the drop-down list box.
Time Frame You can set the ZyWALL to get the measured bandwidth using the average
bandwidth in the specified time interval.
Enter the time interval between 10 and 600 seconds.
Send traffic to
secondary WAN
when primary
WAN bandwidth
exceeds
Specify the maximum allowable bandwidth on the primary WAN. Once this maximum
bandwidth is reached, the ZyWALL sends the new session traffic that exceeds this
limit to the secondary WAN. The ZyWALL continues to send traffic of existing
session to the primary WAN.