Manage the Internet Settings Manually
AC1600 WiFi VDSL/ADSL Modem Router Model D6400
•ADSL2. Legacy version of ADSL2.
•ADSL2+. ADSL2+ provides the fastest downstream rates and can interoperate with
ADSL2 and ADSL.
10. Select the virtual interface:
•Internet interface. From the menu above the Enable This Interface check box,
leave the default menu selection at Internet.
In most situations, you only need to configure the Internet interface.
•IPTV interface. From the menu above the Enable This Interface check box, select
If you use an IPTV device, you might need to configure the IPTV interface.
11. Make sure that the Enable This Interface check box is selected.
12. Scroll down to the Does your Internet connection require a login? section and select the Yes
As an example, the following figure shows the settings that display when you configure
an ADSL connection for the Internet interface and your Internet connection requires a login.