TD-W8900GB 54M Wireless ADSL2+ Router User Guide
Figure
5)Enable the IGMP Multicast and WAN Service on the screen above, if you are not sure about the IGMP, just leave the default setting. Note that if you want to adopt the PPPoA service, you have to select the Enable WAN Service option in the screen above, or else the service will not take effect.
6)Click the Next button, and you will see the next screen which displays the detailed settings you’ve made (shown in Figure
Figure
7)If you are sure about the configuration, click the Save button to save these settings, otherwise click the Back button to return to the previous screen to make modifications.
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