Router setup guides: ZyXEL P660 (version 2)
Using a web browser (Internet Explorer, Mozilla Firefox, Opera, Safari), navigate to the router control panel by entering the address 192.168.1.1 in the address bar
Enter the password. By default, this is 1234 and click Login.
On this page, select Ignore. You will then be prompted to go to Wizard or Advanced Mode. Select Advanced Mode and click Apply.
Select Network and then WAN, then enter your details as you see on the screen, bearing in mind that the username and password are CaSe SeNsItIvE, and then click Apply.
Please note that for some connections, you may need to change the Multiplexing to LLC. If you require clarification, please call the support team.