TP-Link TW-MR3220, User Manual

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TL-MR3220 3G/4G Wireless N Router User Guide
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4.5 Network
There are five submenus under the Network menu ( as shown above):
Internet Access
,
3G/4G
,
WAN
,
MAC Clone
and
LAN
. Click any of them, and you will be able to configure the
corresponding function.
4.5.1 Internet Access
Choose menu “
Network
→
Internet Access
”, you can configure the access mode on the screen
below. The Router is designed to work with either WAN port or 3G/4G USB modem, and
supports “automatically take over back up with 3G/4G access” as Ethernet WAN failover.

3G/4G Preferred
In this mode, the Router will try 3G/4G access first;
When 3G/4G access fails and WAN access is valid, or when no 3G/4G USB modem is
inserted, the Router would switch to WAN access;
When the Router succeeds to connect to the 3G/4G network, the Router would stop the
WAN connection and switch back to 3G/4G access immediately.

3G/4G Only
In this mode, the Router will try 3G/4G access only. WAN access is disabled.

WAN Preferred
In this mode, the Router will try WAN access first;
When the WAN access fails, and 3G/4G access is valid, the Router would switch to 3G/4G
access;
When the Router succeeds to connect to the WAN network, the Router would stop the
3G/4G connection and switch back to WAN access immediately.

WAN Only
In this mode, the Router will try WAN access only. 3G/4G access is disabled.
Click the
Save
button to save your settings.