How to Setup WAN Connections on a Router

The Device supports three Internet connection types: Static IP, DHCP and PPPoE. No matter what type of Internet connection you have, the first step you should take is to check if the Internet connection is working properly, by directly connecting your computer to the Internet.
1. a UTT Business Router (hereinafter shorted as “the Router"), such as UTT router N518W, AC750W, AC750GW, AC1220GW, ER518, ER840G and ER4240G. Firmware Version: 3.0.0 or above
2. a PC/laptop connected to the Router wirelessly or through an Ethernet cable
Go to Network > WAN, select Interface to configure. Connection options will be introduced one by one as the following. Do check with ISP for you Internet connection type.
1. Static IP
As shown in the following figure, if your ISP gives you a static IP address, select Static IP and enter the IP address, subnet mask, gateway IP address, DNS server IP address(es) provided by your ISP.
As shown in the following figure, if your ISP uses DHCP to automatically assign an IP address to you, select DHCP.
3. PPPoE
As shown in the following figure, if your ISP uses PPPoE, select PPPoE and enter the user name and password provided by your ISP.
Then check the status at WAN settings list, Internet is able to access once the line connected.
To different scenario, Internet connected but there may not has available network, refer to How to Troubleshoot WAN Configuration When Internet Cannot be Accessed to troubleshoot the problem.