Chapter 9 WAN Screens
ZyWALL 5/35/70 Series User’s Guide
193
" The actual data rate you obtain varies depending the 3G card you use, the
signal strength to the service provider’s base station, and so on.
If the signal strength of a 3G network is too low, the 3G card may switch to an available 2.5G
or 2.75G network. Refer to Section 9.8 on page 204 for a comparison between 2G, 2.5G,
2.75G and 3G wireless technologies.
" Turn the ZyWALL off before you install or remove the 3G card.
" The WAN 1 and WAN 2 IP addresses of a ZyWALL with multiple WAN
interfaces must be on different subnets.
To change your ZyWALL 5's 3G WAN settings, click NETWORK > WAN > 3G (WAN 2)
or NETWORK > WIRELESS > 3G (WAN2).
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