ZyXEL Communications ZYWALL USG 2000 Support Notes page 148

ZyWALL USG 2000 Support Notes
wireless access for your LAN users.
Not only the mobility, you could also use ZyWALL USG 2000 as your WAN backup in the
small office or SOHO. You could further choose a certain load balancing mechanism to
perform dual WAN access.
In summery, you could utilize the 3G wireless access for your primary WAN, or backup WAN,
or work with your primary WAN(Ethernet or PPP) together as a dual WAN application.
2.4.1 Utilize 3G Wireless for Accessing the Internet
ZyWALL USG 2000 utilize the benefits of 3G wireless network to combine with the wire
WAN links. For small business environment, they can use 3G wireless as their backup WAN
link once the wire WAN link encounters disconnection. At that moment, 3G wireless network
can be active to take over the function of wire WAN.
We will show you how to configure this function step-by-step.
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