ZyXEL Communications ZyWALL 300 User Manual

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Chapter 2 Features and Applications
ZyWALL USG 300 User’s Guide
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Figure 6   Applications: User-Aware Access Control
2.3.4  Multiple WAN Interfaces
Set up multiple connections to the Internet on the same port, or set up multiple connections on 
different ports. In either case, you can balance the loads between them.
Figure 7   Applications: Multiple WAN Interfaces
2.3.5  Device HA
Set up an additional ZyWALL as a backup gateway to ensure the default gateway is always 
available for the network.