TP-Link TL-MR3420 User Guide - Page 33

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TL-MR3420 3G/3.75G Wireless N Router Figure 4-5 Internet Access Mode ¾ 3G Preferred In this mode, the router will try 3G access first; When 3G access fails and WAN access is valid, or when no 3G USB modem is inserted, the router would switch to WAN access; When the router succeeds to connect to the 3G network, the router would stop the WAN connection and switch back to 3G access immediately. ¾ 3G Only In this mode, the router will try 3G access only. WAN access is disabled. ¾ WAN Preferred In this mode, the router will try WAN access first; When the WAN access fails, and 3G access is valid, the router would switch to 3G access; When the router succeeds to connect to the WAN network, the router would stop the 3G connection and switch back to WAN access immediately. ¾ WAN Only In this mode, the router will try WAN access only. 3G access is disabled. Click the Save button to save your settings. ) Note: 1) In 3G preferred and WAN preferred modes, until 2010-5-18, the failover/backup function only works between 3G link and PPPoE / Dynamic IP / Static IP. 2) The failover/backup feature between 3G link and BigPond Cable / PPTP / L2TP will be available in the near future. Please visit our website to download the latest firmware: http://www.tp-link.com/support/download.asp 3) If you are using the 3G Preferred or WAN Preferred, the router would connect, disconnect or switch the current access automatically. The Connect/Disconnect button (on 3G, PPPoE, PPTP, L2TP) and some related parameters could not be set manually. -26-

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TL-MR3420
3G/3.75G Wireless N Router
-26-
Figure 4-5
Internet Access Mode
¾
3G Preferred
In this mode, the router will try 3G access first;
When 3G access fails and WAN access is valid, or when no 3G USB modem is inserted, the
router would switch to WAN access;
When the router succeeds to connect to the 3G network, the router would stop the WAN
connection and switch back to 3G access immediately.
¾
3G Only
In this mode, the router will try 3G access only. WAN access is disabled.
¾
WAN Preferred
In this mode, the router will try WAN access first;
When the WAN access fails, and 3G access is valid, the router would switch to 3G access;
When the router succeeds to connect to the WAN network, the router would stop the 3G
connection and switch back to WAN access immediately.
¾
WAN Only
In this mode, the router will try WAN access only. 3G access is disabled.
Click the
Save
button to save your settings.
)
Note:
1)
In 3G preferred and WAN preferred modes, until 2010-5-18, the failover/backup function only
works between 3G link and PPPoE / Dynamic IP / Static IP.
2)
The failover/backup feature between 3G link and BigPond Cable / PPTP / L2TP will be
available in the near future. Please visit our website to download the latest firmware:
3)
If you are using the
3G Preferred
or
WAN Preferred
, the router would connect, disconnect or
switch the current access automatically. The Connect/Disconnect button (on 3G, PPPoE,
PPTP, L2TP) and some related parameters could not be set manually.