TP-Link TL-ER5120 User Manual page 18

WAN Mode
WAN Ports:
Note:
● By default, TL-ER5120 is set to work in the mode of dual WAN ports.
● Any change to the number of WAN ports may lead to a loss of current configurations. Please be
sure to backup your configurations in advance.
● The DMZ port will not be available if four WAN ports are enabled.
3.1.3.2 WAN1
TL-ER5120 provides the following six Internet connection types: Static IP, Dynamic IP, PPPoE/Russian
PPPoE, L2TP/Russian L2TP, PPTP/Russian PPTP and BigPond. To configure the WAN, please first
select the type of Internet connection provided by your ISP (Internet Service Provider).
Tips:
● It's allowed to set the IP addresses of multiple WAN ports within the same subnet. However, to
guarantee a normal communication, make sure that the WAN ports can access the same network,
such as Internet or a local area network.
● The amount of tab pages for WAN port varies with the number of the WAN ports. For the
configurations of the other WAN ports, please refer to the instructions of WAN1.
Select the total number of WAN ports you prefer to use.
And the router will adjust the physical ports accordingly,
which can be illustrated on the following port sketch.
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