TP-Link Wireless ADSL2 Modem Router TD-W8961ND settings pages. I personally dont recommend to use these settings.
How to distribute a ADSL Modem Internet connection or BSNL Broadband Internet connection via another Wireless Router/Accesspoint, having LAN WAN port in it. You need a modem (ADSL) having Telephone Line Port (DSL line) and a RJ45 or LAN port in it. Also you need a standard router.
TP-LINK ADSL2 Modem Router as WLAN access point. The images of the Interface setup settings- guide for Internet Setting, LAN setting and Wireless Settings are shown below as separate images.